Ok well you would use pathagorean there so A2+B2=C2
The sum of polynomials involves adding the polynomials
The other polynomial is 
The sum of the polynomials is given as:

One of the polynomials is given as:

Represent the other polynomial with Q.
So, we have:

Substitute the expressions for P and Sum

Make Q the subject

Evaluate like terms

Hence, the other polynomial is 
Read more about polynomials at:
brainly.com/question/1487158
The equation is y=mx+c where m is the gradient and c is the y-intercept
Answer:
The time it took for the bottle rocket to reach a height of 200 feet is 60 seconds.
Step-by-step explanation:
The function for the height of the bottle rocket (in feet), <em>t</em> seconds after it is launched is:

Compute the value of <em>t</em> as follows:




Thus, the time it took for the bottle rocket to reach a height of 200 feet is 60 seconds.