Write in logarithmic form.25 = 52
A. log525 = 2
B. log225 = 5
C. log52 = 25
D. log255 = 2
Answer: A
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Parametric equations and and a parameter interval for the motion of a particle in the xy-plane are given. Identify the particle's path by finding a Cartesian equation for it. Graph the Cartesian equation. Indicate the portion of the graph traced by the particle and the direction of motion.x = 2 cos t, y = 2 sin t, ? ? t ? 2?
A. x2 + y2 = 4; Counterclockwise from
(2, 0) to (2, 0), one rotation
B. x2 + y2 = 4; Clockwise from (2, 0) to (-2, 0)
C. x2 + y2 = 1; Clockwise from
(1, 0) to (1, 0), one rotation
D. x2 + y2 = 4; Counterclockwise from
(-2, 0) to (2, 0)
Use the rules for exponents to rewrite the expression and then evaluate the new expression.
A. 0 B. -12 C. 1 D. -4
Find the shaded area in each figure.
A. 1347 ft2 B. 930 ft2 C. 2366 ft2 D. 800 ft2
Factor the sum or difference of two cubes.64p3 - 1
A. (4p + 1)(16p2 - 4p + 1) B. (64p - 1)(p2 + 4p + 1) C. (4p - 1)(16p2 + 1) D. (4p - 1)(16p2 + 4p + 1)