Solve the problem.Suppose that f(x) = 4x + 5. If f(x) = 1/261, what is x?
A. 5
B. -5
C. -4
D. 4
Answer: C
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Solve the initial value problem.
= et sin (et - 4), y(ln 4) = 0
A. y = cos (et - 4) - 1 B. y = et cos (et - 4) - 4 C. y = sin et - sin 2 D. y = -cos (et - 4) + 1
Write the set in set-builder notation.{-3, -1, 1, 3, 5, ...}
A. {
x is an odd integer greater than -4}
B. {
x is an odd integer}
C. {
x is an odd integer between -4 and 6}
D. {
x is an integer greater than -4}
Solve the problem. Use 3.14 for ?. Round to the nearest tenth.A cylindrical drain pipe is 7 in. across the top and about 10 in. high. How many cubic inches of water could it hold?
A. 439.6 in3 B. 769.3 in3 C. 1538.6 in3 D. 384.7 in3
Solve the problem.A boat goes 210 miles downstream in the same time it can go 140 miles upstream. The speed of the current is 8 miles per hour. Find the speed of the boat in still water.
A. 40 mph B. 35 mph C. 32 mph D. 48 mph