If 4·10= 40 then 4·-10 would equal -40 bc a positive times a negative equals a negative.
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Answer:
The base
Step-by-step explanation:
Just did it
The height of an object can be represented as a function of time.
It takes the rocket 25 seconds to hit the ground
The height function is given as:

When the rocket hits the ground, we have:
h(t) = 0
So, the height function becomes

Rewrite as:

Divide both sides by 16t

Hence, it takes the rocket 25 seconds to hit the ground
Read more about height functions at:
brainly.com/question/22573423