Email
Chat with tutors
logo

Ask Questions, Get Answers

X
 
Questions  >>  SAT  >>  Math  >>  Quadratic Equations
Answer
Comment
Share
Q)

A construction working repairing a window tosses a tool to his partner across the street. The height of the tool above the ground is modelled by the quadratic function $h(t)=-5t^2+20t+25$, where $h(t)$ is in metres and $t$ is the time in seconds, after the toss. <br><br> QUESTION: How high above the ground is the window ?

$\begin{array}{1 1} (a)\;45\\(b)\;35\\(c)\;25\\(d)\;20\end{array}$

1 Answer

Home Ask Tuition Questions
Your payment for is successful.
Continue
...