Evaluate the expression.(-27)1/3

A. -3
B. not a real number
C. -27
D. 3


Answer: A

Mathematics

You might also like to view...

Use Euler's method to calculate the first three approximations to the given initial value problem for the specified increment size. Round your results to four decimal places.y' = y - ex - 1, y(1) = 1, dx = 0.5

A. y1 = -0.5591, y2 = -3.6796, y3 = -9.1939 B. y1 = -0.3591, y2 = -3.2796, y3 = -9.1139 C. y1 = -0.1591, y2 = -2.8796, y3 = -9.0339 D. y1 = 0.0409, y2 = -2.4796, y3 = -8.9539

Mathematics

Find numbers a and b, or k, so that f is continuous at every point.  

A. a = -5, b = 1 B. a = 6, b = -11 C. a = 6, b = 13 D. Impossible

Mathematics

Sketch the graph of the polynomial function.f(x) = (2x + 1)(x + 1)2

A.

B.

C.

D.

Mathematics

Find the exact value of the expression.sin 20° cos 40° + cos 20° sin 40°

A.
B.
C.
D.

Mathematics