Give the amplitude or period as requested.Amplitude of f(x) = -3 sin 5x
A. 
B. 3
C. 
D. 
Answer: B
Mathematics
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Graph the function on the indicated interval.y = 
sin (?x), 0 ? x ? 2 
A. 
B. 
C. 
D. 
Mathematics
Find the inverse of the function.f(x) = 9x + 3
A. f-1(x) = log9(x - 9) B. f-1(x) = log9(x + 3) C. f-1(x) = log9(x - 3) D. f-1(x) = log9(x + 9)
Mathematics
The function f is one-to-one. Find its inverse.f(x) = x2 + 4, x ? 0
A. f-1(x) = 
- 4, x ? 0
B. f-1(x) = 
- 4, x < 0
C. f-1(x) = 
, x ? 4
D. f-1(x) = 
, x ? -4
Mathematics
Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 10
A. ab B. a - b C. ln a + ln b D. a + b
Mathematics