Show that the function f has an inverse by showing that it is strictly monotonic.f(x) = 
dt
What will be an ideal response?
f'(x) = 
> 0 for all x. Thus, f is monotonic increasing on the whole real line and so it has an inverse there.
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Find the amplitude, period, or phase shift as specified.Find the amplitude of y = -3 sin (2x + ?).
A. -6
B. ?
C. 3
D. 
Find the sum of the finite geometric series.The first 6 terms of the series whose terms are an = 2
n
A. S6 = 1.3125 B. S6 = 58.96875 C. S6 = 3.9375 D. S6 = 1.96875
Find the domain and range of the function.f(x) = (x + 2)2 + 9
A. Domain: (-9, ?); range: (-?, ?) B. Domain: (9, ?); range: (-?, ?) C. Domain: (-?, ?); range: (-9, ?) D. Domain: (-?, ?); range: [9, ?)
Identify the given number as "Rational", "Irrational", or "Not a real number". If the number is rational, give its exact value. If the number is irrational, give a decimal approximation to the nearest thousandth.
A. Not a real number B. Rational, 5 C. Irrational, 12.500 D. Rational, 12.500