Use distributive property a(b + c) = ab + ac.

The rate of change of the area of the triangle when t=1 is also equal to 3.
<h3>Rate of change</h3>
Given the function of height of a triangle expressed as:
The rate of change is expressed as
The rate of change of the area of the triangle when t=1 is also equal to 3.
Learn more on rate of change here: brainly.com/question/8728504
The answer is choice D.
Cause it can't be calculate.
Answer:0
Step-by-step explanation:
Answer:try and solve it yourself
Step-by-step explanation: