The function f is one-to-one. Find its inverse.f(x) = 4x
A. f-1(x) = 4x
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = -4x
Answer: B
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Evaluate the integral.
A. 346 B. 118 C. 154 D. 246
Answer the question(s) based on the following situation: Over the last 80 years records have been kept of the annual rainfall in the Tasmanian desert. The distribution of annual rainfall is approximately normal and has no outliers. The minimum of 4.5 inches of rain occurred in 1952; the maximum of 11.7 inches of rain occurred in 1934.What is the approximate average annual rainfall over the last 80 years?
A. 3.6 inches B. 7.2 inches C. 1.2 inches D. 8.1 inches E. none of these
Find a value of ? in [0°, 90°] that satisfies the statement. Leave answer in decimal degrees rounded to seven decimal places, if necessary.tan ? = 1.5047547
A. 33.6064283° B. 236.393572° C. 56.3935717° D. 123.606428°
Find the slope of the line (if it exists) and the y-intercept (if it exists).y = -5x + 9
A. Slope 9, y-intercept (0, -5) B. Slope 9, y-intercept (0, 5) C. Slope 5, y-intercept (0, 9) D. Slope -5, y-intercept (0, 9)