Answer:
Pretty sure its B.
Step-by-step explanation:
Because in just learned it.
The amount if $2950 is invested at an annual rate of 8.4% compounded quarterly is $3486
<h3>
Compound interest</h3>
Compound interest is given by:

where t is the period, r is the rate, P is the initial amount, A is the final amount and n is the times compounded.
Given P = 2950, r = 0.084, n = 4, t = 2, hence:

The amount if $2950 is invested at an annual rate of 8.4% compounded quarterly is $3486
Find out more on Compound interest at: brainly.com/question/24924853
Vertex: (1,-4)
axis of symmetry: x=1
min
minimum value: y=-4
x intercepts: -1, 3
y intercept: -3
i dont know how to find solutions or roots sorry