3 years ago

9 and -9 determine if parallel, perpendicular, or neither

Mathematics

1 answer:

scZoUnD [109]3 years ago

4 0

It is a perpendicular

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A ball is launched into the sky at 54. 4 ft./s from a 268.8 m tall building. The equation for the ball’s height, h, at time t se

Crank

Answer:

t = 21

Step-by-step explanation:

The ball strikes the groujd when h = 0.

$-3.2t^2 + 54.4t+268.8=0 \\ \\ 32t^2 - 544t-2688=0 \\ \\ t^2 - 17t-84=0 \\ \\ (t-21)(t+4)=0 \\ \\ t=-4, 21$

Since time must be positive, t = 21.

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2 years ago

Which table best classifies the following numbers as rational and irrational?

g100num [7]

The rational negative 6 over 5.,3.5,0 point 5 bar,. square root of 4.
Hope this helps :)

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4 years ago

Jill's mom made 4 pies for dessert for the week. Jill wants to bring a slice of pie to school everyday for the next 10 days. If

Andreyy89

Answer:

2/5

Step-by-step explanation:

Jill wants to eat the same amount of pie every day so we need to divide the amount of pie by the amount of time. This gives us 4/10 which simplifies to 2/5. She should bring 2/5 a pie each day.

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3 years ago

Write the expression 6x-24y= 36 in factored form

Nata [24]

I'm pretty sure it would be 6 (x - 4y) = 36.

8 0

3 years ago

What is the awser to this 8+10f>14−2f

Yakvenalex [24]

Simple....

you have:

8+10f>14-2f

isolate the variable....

8+10f>14-2f
+2f +2f

8+12f>14
-8 -8

12f>6

Now divide....

$\frac{12f}{12} \ \textgreater \ \frac{6}{12}$

--->>>

f> $\frac{1}{2}$

Thus, your answer.

6 0

3 years ago

Read 2 more answers