Answer: 3
Step-by-step explanation: This is because the 2 numbers are opposites, which cancel each other out, going back to zero.
Answer: 6x–y≥
–
10
Step-by-step explanation: try that
Answer with Step-by-step explanation:
The height of the ball from the ground as a function of time is given by

The height of the ball at any instant of time can be found by putting the value of time 't' in the above relation as
Part a)
Height of ball after 2 seconds it is released is

Part b)
Height of ball after 4 seconds it is released is

Step Number 1. is to Simplify

Step Number 2. <span>Simplify so you get </span>

Done! :)