Multiply mentally.60 ? 30 ? 100

A. 63,000
B. 177,000
C. 183,000
D. 180,000


Answer: D

Mathematics

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Factor completely.5x2 - 15xy - 20y2

A. (5x - 5y)(x + 4y) B. 5(x - y)(x + 4y) C. 5(x + y)(x - 4y) D. prime

Mathematics

Solve.The value of a particular investment follows a pattern of exponential growth. You invested money in a money market account. The value of your investment t years after your initial investment is given by the exponential growth model A = 4300e0.059t. By what percentage is the account increasing each year?

A. 5.9% B. 4.3% C. 6.6% D. 0.59%

Mathematics

Solve the triangle.A = 60°, B = 20°, a = 5

A. C = 100°, b = 5.69, c = 0.97 B. C = 100°, b = 5.69, c = 1.97 C. C = 100°, b = 2.97, c = 5.69 D. C = 100°, b = 1.97, c = 5.69

Mathematics

Find any numbers for which the rational expression is undefined.

A. x = -4
B. x = 0, x = - 
C. x = -16
D. none

Mathematics