Answer:
Step-by-step explanation:
we know that
The compound interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest in decimal
t is Number of Time Periods
n is the number of times interest is compounded per year
in this problem we have
substitute in the formula above
I think it might be a sphere sorry if I got it wrong
X= pi/4 +k(pi)
(This may not be correct sorry)
I think the answer is 90 degrees