ANSWER
Option B
and
Option D.
EXPLANATION
The graph of the function has an amplitude of 2 and a period of

Choose all the equation that has an amplitude of 2 and a period of

These are:

and

The second and the last options are correct.
The answer would be 25t^2 + 40t + 16
Answer: it has no solutions
Step-by-step explanation:
Factor then solve to find the complex solutions.