3,552,308,725 is three billion five hundred fifty two million three hundred eight thousand seven hundred twenty five.
Answer:
cos13°
Step-by-step explanation:
Using the cofunction identity
sinx° = cos(90 - x)°
sin77° = cos(90 - 77)° = cos13°
-3.073 that is the correct answer
F(f-1x) will be equal to x
take a simple example
f(x) = 2x
so x = f(x) / 2
f-1(x) = x/2
f(f-1x) = 2 ( x/2) = 2 * x/2 = x
Answer:
c. 60 mins
Step-by-step explanation:
12 * 5 = 60
15 * 4 = 60