20 is less than the difference of 5 and twice x.
1 answer:
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Recall the fundamental rule of trig:
So, there exists an angle such that
if and only if
Working out the numbers, we get
So, there doesn't exist a number such that
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