Ask question

Ask question

All categories

sergeinik [125]

3 years ago

5

The function h = -16t + 240t represents the height h (in feet) of a rocket t seconds after it is launched. The rocket explodes a

t its highest point. after how many seconds does the rocket explode

1 answer:

viktelen [127]3 years ago

8 0

Answer:)6

Step-by-step explanation:

yhryhytbt546

You might be interested in

Evaluate the expression.<br> -8.x – 3y if x = 4 and y = -2

AURORKA [14]

Answer:

-8.4 + 6 hope this helped!

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

Which equation is an identity a; -3y 3=-3y-6b; 3w 8-w=4w-2(w-4)c;9-(2v 3)=-2v-6d; 7m-5=8m 7-m?

Marta_Voda [28]

3w + 8 - w = 4w - 2(w - 4)
2w + 8 = 4w - 2w + 8
2w + 8 = 2w + 8
0 = 0

Therefore, option b is an identity.

4 0

3 years ago

Subtract (3 + 2i) from (–9 – 8i).

Nadusha1986 [10]

$-9-8i-(3+2i)=-9-8i-3-2i=-12-10i$

6 0

3 years ago

Read 2 more answers

2/5 + (5^2-10) / 5^2

Vadim26 [7]

$\bf \cfrac{2}{5}+\cfrac{5^2-10}{5^2}\implies \cfrac{2}{5}+\cfrac{~~\begin{matrix} 5^2 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}{~~\begin{matrix} 5^2 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}-\cfrac{10}{5^2}\implies \cfrac{2}{5}+1-\cfrac{10}{25}\implies \cfrac{2}{5}+1-\cfrac{2}{5}\implies 1$

4 0

4 years ago

What is the factored form of 2x^3+ 4x^2- x?

ryzh [129]

Answer:

x (2 x^2 + 4 x - 1)

Step-by-step explanation:

Factor the following:

2 x^3 + 4 x^2 - x

Factor x out of 2 x^3 + 4 x^2 - x:

Answer: x (2 x^2 + 4 x - 1)

7 0

4 years ago