Answer: Fourth option y=-3x+15
Please, see the attached file.
Thanks.
Answer:
B
Step-by-step explanation:
3x2-3x5i-7ix2x7ix(-5i)
6-15i-14i+35i^2
6-15i-14i+35x(-1)
6-15i-14i-35
So b is the correct answer
Answer:
A. 3s
Step-by-step explanation:
The height of the object after t seconds is given by:

When will the object hit the ground?
It hits the ground after t seconds, and t is found when
. So







3 seconds, so the correct answer is given by option a.
I would solve it for B, but that's just what I think. So you would do -12 time -2 which is 24, then subtract 24 from both sides so that you would get B=-31