if f(1)-3 and f(n)=f(n-1) +4 then find the value of f(5)

Answers

Answer 1

Answer:

f(1) = 3

f(2) = -2 * 3 + 1 = -5

f(3) = -2 * -5 + 1 = 11

f(4) = -2 * 11 + 1 = -21

f(5) = -2 * -21 + 1 = 43

Step-by-step explanation:


Related Questions

Alyssa bought 2 packs of football cards for $4.62 each, and a deck of Digimon cards
for $11.47 with two $20 bille, Alyssa found $7.72 in her pocket. How much change
did Alyasa get?

Answers

Hello :D

2 x $4.52 = $9.04

$9.04 + $11.47 = $20.51

2 x $20 = $40.00

$40.00 - $20.51 = $19.49

With change:

$40.00 + $7.72 = $47.72

$47.72 - $20.51 = $27.21

Let f:R+ R be defined by f(x)= ax+b, x £ R. If f(1) =5 and f(-4)= - 5, find the values of a and b and find the function f(x).​

Answers

Answer:

a=2 b=3

Step-by-step explanation:

all you'll gat in pic

What are the solutions of this quadratic equation?

x^2 + 4 = 8x + 5

Answers

Answer:

x=4±sqrt(17)

Step-by-step explanation:

x^2+4=8x+5

x^2-8x-1=0

Use quadratic formula

x=(8±sqrt(64+4))/2

Simplify it

x=4±sqrt(17)

The zoo in Samir's city is building a new habitat for its 7 spider monkeys. The habitat will
have trees, ladders, and vines in a cube-shaped cage that measures 14 meters on each side.
What is the volume of the new monkey cage?

Answers

Answer:

[tex]v = 2744 {m}^{3} [/tex]

Step-by-step explanation:

cube-shaped, 14m on each side.

volume...?

[tex]v = 14 \times 14 \times 14 [/tex]

[tex]v = {14}^{3} [/tex]

[tex]v = 2744 {m}^{3} [/tex]

The volume of the new monkey cage is  2744m^3

How to find the volume of cuboid?

Let the three dimensions(height, length, width) be x, y,z units respectively.

Then the volume of the cuboid is given as

[tex]V = x \times y \times z \: \rm unit^3[/tex]

The formula for the volume of cuboid is V = s * s * s;

Where, s= side of the cage

s = 14 meters

V = 14 * 14 * 14

V = 2744 m^3

Therefore, the volume of cuboid will be 2744m^3

Learn more about volume;

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urgent answer needed pls​

Answers

Answer:

48 cm²

Step-by-step explanation:

PTRS is parallelogram with the base length= 8cm and the height as same as the height of ∆SUR.

the height = 2×24/8 = 6cm

so, the area of PTRS= 8×6 = 48 cm²

Okay guys please help and explain it accurately and solve please so I can understand it. This is for 100 points!
-6a + 10 = -27

Answers

-6a + 10 = -27

First step: subtract 10 from both sides:

-6a = -37

Now divide both sides by -6:

A = -37/-6

Simplify:

A = 37/6

Answer:

a = 37/6

Step-by-step explanation:

-6a +10 = -27

Subtract 10 from each side using the subtraction property of equality

-6a+10-10 = -27-10

-6a = -37

Divide each side by -6 using the division property of equality

-6a/-6 = -37/-6

a = 37/6

30. f(x) = |x|; reflection in the y-axis followed by a
translation 3 units right

Answers

Answer:

[tex]g(x) = |x-3|[/tex]

Step-by-step explanation:

We are given the parent function:

[tex]f(x) = |x|[/tex]

And we want to find the equation after a reflection in the y-axis followed by a translation of three units right.

To reflect a function over the y-axis, we multiply the input by a negative. That is:

[tex]\displaystyle f(x) \rightarrow f(-x)[/tex]

In other words, a reflection over the y-axis will be given by:

[tex]f(-x) = |-x|[/tex]

To shift horzontally, we add if we are moving leftwards or subtract if we are moving rightwards. That is:

[tex]f(x) \rightarrow f(x-k)[/tex]

Where k is the horizontal translation.

Since we are translating three units rightwards, k = 3. Hence:

[tex]\displaystyle f(-(x-3)) = |-(x-3)|[/tex]

Recall that |ab| = |a||b|. Hence:

[tex]\displaystyle f(-(x-3)) = |-(x-3)| = |-1||(x-3)| = |x-3|[/tex]

Hence, f reflected over the y-axis followed by a translation of three units right is given by:

[tex]g(x) = |x-3|[/tex]

The cost of a repair, which depends on the hours of labor it takes to make the
repair, is $200. Which of the following best shows this is
otation?
A. Hours($200) = cost
B. Hours(cost) = $200
C. Cost(hours) = $200
D. Cost($200) = hours

Answers

Answer:

I think it's B. Hours(cost) = $200 but I could be wrong

Which equation has the same solution as x2 + 16x + 9 = -3?

Answers

Answer:

Step-by-step explanation:

x² + 16x + 9 = - 3

x² + 16x + 12 = 0

D = 16² - 4(1)(12) = 208

√D = 4√13

[tex]x_{1}[/tex] = ( - 16 - 4√13 ) ÷ 2 = - 8 - 2√13 ≈ - 15.21

[tex]x_{2}[/tex] = ( - 16 + 4√13 ) ÷ 2 = 2√13 - 8 ≈ - 0.79

A food company distributes its tomato soup in two cans of different sizes. For the larger can, the diameter has been increased by , and the height remains the same. By what percentage does the volume of the can increase from the smaller can to the larger can

Answers

Answer:

Step-by-step explanation:

buenas tardes .....

solucion

Volumen de un cilindro: es igual al área de la tapa por la altura del mismo

A = πD² * h / 4

Lata grande y lata pequeña

Para la lata grande, el diámetro y la altura han aumentado un 20%.

Lata pequeña:

d = 4 cm

h = 3 cm

A 1 = π * (4) ² * 3/4

A1 = 37,70 cm²

Lata grande:

d = 4 * 1,2 = 4,8 cm

h = 3 * 1,2 = 3,6 cm

A2 = π (4,8) ²3,6 / 4

A2 = 65,14 cm²

Si 37,7 representa el 100%

  65,14 representación x

x = 170%

El incremento del volumen es de un 70%

Find the greatest common factor (GCF) of 64 and 72.
A. 4
B. 8
C. 9
D. 12
SUE

Answers

The answer is 8 (b)

Answer:

8 is the answer. hope you are clear now.

x-3(x+2)>4
solve for inequality

Answers

Answer:

[tex]x - 3(x + 2) > 4 \\ x - 3x - 6 > 4 \\ - 2x > 4 + 6 \\ - 2x > 10 \\ x = 10 \div ( - 2) \\ x = - 5[/tex]

hope it helps.stay safe healthy and happy.

Select the correct answer.
Find the inverse of function f. F (x) = 1/3x -2

Answers

Answer:

D. F-1(x) = 3x + 6

Brainliest, please!

Step-by-step explanation:

y (F(x)) = 1/3x - 2

x = 1/3y - 2

x + 2 = 1/3y

y (F-1(x)) = 3x + 6

Answer:

your answer should be D.

Step-by-step explanation:

A car travels 120km/h. How long does it take to travel in 30 minutes?

Footnote

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Open in App

A car travels 120km/h. How long does it take to travel in 30 minutes?

Answers

Answer:

60 km

"How long does it take to travel 30 minutes"... 30 Minutes !

If you want to know how FAR did it travel in 30 minutes then

that would be 60 km

Step-by-step explanation:

Answer:

60km

Step-by-step explanation:

distance= speed × time

=120×(30/60)

=60km

Please help explanation if possible

Answers

Answer:

Step-by-step explanation:

Perimeter = 2W +  2L

160 = 2W + 2L

width = 16 feet less than length

W = L - 16   ------------(I)

Finding the dimensions of the court:

2W + 2L = 160

2*(L-16) + 2L = 160       {from (I) }

2*L - 2*16 + 2L = 160     {Distributive property}

2L - 32 + 2L = 160

2L + 2L - 32 = 160         {Combine like terms}

4L - 32 = 160              {Add 32 to both sides}

4L = 160 +32

4L = 192         {Divide both sides by 4}

L = 192/4

L = 48

W = 48 - 16

  W = 32

Question 12

evaluate

Answers

Answer:

-12.8

Step-by-step explanation:

Replace the letters with the respective values ( a = 4, b = 2, c = 3).

So (-3a+4b)^3 would become (-3 (4) + 4 (2))^3 = (-12 + 8)^3 = -4^3 = -64

And the bottom part (2c -1) would become (2 (3) - 1) = 6-1 = 5

So the final result would be -64 / 5 which is approximately -12,8

URGENT WILL MARK BRAINLIEST
Show your work and solve for x and y.
3x + y = 8
2x + 4y = 12

Answers

Answer:

x=2, y=2

Step-by-step explanation:

3x + y = 8

2x + 4y = 12

Multiply the first equation by -4

-12x -4y = -32

Then add to the second equation

-12x -4y = -32

2x + 4y = 12

------------------------

-10x + 0y = -20

-10x = -20

Divide by -10

-10x/-10 = -20/-10

x =2

Now find y

3x+y = 8

3(2)+y = 8

6+y = 8

y = 8-6

y =2

Answer:

[tex]\huge\boxed{\sf Solution Set = \{(2,2)\}}[/tex]

Step-by-step explanation:

3x + y = 8 ----------------------(1)

2x + 4y = 12 -------------------(2)

Multiply Eq. (1) by 4

4(3x+y) = 8*4

12x + 4y = 32 -----------------(3)

Subtract Eq. (3) from (2)

2x + 4y - (12x + 4y) = 12 - 32

2x + 4y - 12x - 4y = -20

2x - 12x = -20

-10x = -20

Divide both sides by -10

x = 2

Put x = 2 in Eq. (1)

3(2) + y = 8

6 + y = 8

Subtract 6 to both sides

y = 8 - 6

y = 2

Solution Set = {(x,y)} = {(2,2)}

[tex]\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807Peace!

f(x) = x + 6 , find the ordered pair when x = -2.

Answers

F(x) -2 +6 = 4
The answer is 4

Answer:

(-2,4)

Step-by-step explanation:

-2+6=4

10. The translation (x, y) = (x + 10, y-6) is applied to ABC to create a new image A'B'C'. Graph
A'B'C' on the coordinate plane.

Answers

Answer:

here you go mate.

These are the solutions

write the equation of a line in slope intercept form y=mx+b m=6, (0,5)

Answers

Answer:

m is the slope so plug in y=6x+b

and b is the y intercept so the equation is y=6x+5

Step-by-step explanation:

How do u find surface area???

Answers

Area simply put it's the total area of the outside part or layer of a 3d. Figure. So when it comes to rectangular prisms they have six faces.

Which inequality is true? ​

Answers

The answer is D because 5 times pi is 15 with decimals

**Answers needed fast**

Answers

Perimeter given by=0.251mActual perimeter is 1000times more

Actual perimeter:-

[tex]\\ \tt\longmapsto 0.251\times 1000[/tex]

[tex]\\ \tt\longmapsto \dfrac{251}{1000}\times 1000[/tex]

[tex]\\ \tt\longmapsto 251m[/tex]

) Erin owes her mom $25. She borrows another $15 from her mom. What is her balance now, that she owes her mom?​

Answers

Answer:

$40

Step-by-step explanation:

she owed $25 at first then she borrowed $15 so now she owed her $40.

25+15=40

Answer:

40

Step-by-step explanation:

Once you add 25 and 15

5+5=10

so you put the 1 over the 2 than add 2+1 and add 1 from the 10.

So the answer is 40

In triangle ABC, the length of side AB is 12 inches and the length of side BC is 17 inches. Which of the following could be the length of side AC?
A.
3 inches
B.
34 inches
C.
31 inches
D.
15 inches

Answers

Answer:

12,04

Step-by-step explanation:

17^2 - 12^2 (pythagoras theorem)

=145

=square root of 145

=12.04 (rounded off)

7
If 8(x - 2y) = 16x, then what is x in terms of y?


Answers

Answer: y = -1/2x

8(x - 2y) = 16x

8x -16y = 16x

-16y      = 16x-8x

-16y      = 8x

-16y/-16= 8x/-16

        y = -1/2x

The cube of the difference of a number and 4

Answers

Answer:

(x - 4)³

Step-by-step explanation:

"The cube of x" would be x³.  The difference of a number and 4 would be x - 4.

Therefore, "the cube of the difference of a number and 4" would be

(x - 4)³


Which graph is the graph of the function
r(x)=x^2+6x+8/2x+8?

Answers

Answer:

A is the answer

it's was helpful to you

Option (A) is correct.

To distinguish between the graph.

What is graph?

Graph is a mathematical representation of a network and it describes the relationship between lines and points.

It is given that :

r(x)=[tex]\frac{x^{2}+6x+8 }{2x+8}[/tex]

To solve by the division method the points are (-2,0) and (0,1).

So, Option (A) is correct.

Learn more about graph here:

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There are 5 rainbows that total 100
miles in length. What is the mean
length of the rainbows?
8

Answers

Answer:

20 is the mean length of rainbows

What is 50x30 I really need to know

Answers

Answer:

1500

Step-by-step explanation:

Basically 5*3 then add the two zeroes. One from 50 and 30.

the answer is 1500 if you do 5x3= 15 and there’s two zeros in the problem so you add that and it’s 1500
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