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2 years ago

11

Multiply out the brackets and simplify x(x3+2)

1 answer:

DENIUS [597]2 years ago

6 0

<span><span>x4</span>+2x is the answer </span><span>Simplify the </span>expression<span>.</span>

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Shanice's car is traveling 10 miles per hour slower than twice the speed of Brandon's car. She covers 93 miles in 1 hour 30 minu

joja [24]

Shanice's rate: 93 / 1.5 = 62 miles per hour

she is 10 miles slower than twice the speed of Brandon

62 +10 = 72

72/2 = 36

Brandon is driving 36 miles per hour

3 0

2 years ago

HELP ME PLEASE I NEED HELP WITH THIS

fenix001 [56]

Answer:

V = 82,406.16 cm³

Step-by-step explanation:

Volume of a sphere

V = 4πr³/3

V = 4•3.14•27³/3

V = 247,218.48/3

V = 82,406.16 cm³

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1 year ago

5. Trista has of a yard of ribbon to use for making decorative frames. If one frame used

Lunna [17]

0 yards remaining if she used one yard

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2 years ago

Drag the fraction to the boxes and below to complete the subtraction sentence

Scilla [17]

Answer:

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4 0

2 years ago

I need help please quiz

Anon25 [30]

Answer:

$f(x - 4) = x^2 - 6x+ 8$

Step-by-step explanation:

Given

$f(x) = x^2 + 2x$

Required

Find f(x - 4)

Substitute x - 4 for x

$f(x - 4) = (x- 4)^2 + 2(x - 4)$

Expand

$f(x - 4) = x^2 - 8x + 16 + 2x - 8$

Collect like terms

$f(x - 4) = x^2 - 8x + 2x+ 16 - 8$

$f(x - 4) = x^2 - 6x+ 8$

4 0

2 years ago