Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.A small frictionless cart, attached to the wall by a spring, is pulled 10 cm back from its rest position and released at time t = 0 to roll back and forth for 4 sec. Its position at time t is 
. What is the cart's maximum speed? When is the cart moving that fast? What is the magnitude of of the acceleration then?
A. ? ? 3.14 cm/sec; t = 0.5 sec, 1.5 sec, 2.5 sec, 3.5 sec; acceleration is 0 cm/sec2 B. 10? ? 31.42 cm/sec; t = 0 sec, 1 sec, 2 sec, 3 sec; acceleration is 0 cm/sec2 C. 10? ? 31.42 cm/sec; t = 0.5 sec, 2.5 sec; acceleration is 1 cm/sec2 D. 10? ? 31.42 cm/sec; t = 0.5 sec, 1.5 sec, 2.5 sec, 3.5 sec; acceleration is 0 cm/sec2
Use the change-of-base formula to find the logarithm. Round your answer to four decimal places. log100 30
A. 4.6052 B. 1.354 C. 3.4012 D. 0.7386
Factor.15x2 - 29x + 12
A. (15x - 1)(x - 12) B. (3x - 4)(5x - 3) C. (3x + 4)(5x + 3) D. (15x - 4)(x - 3)
Given the side lengths of a right triangle, find the indicated value. opp = 4, hyp = 7Find cos ?.
A. 
B. 
C. 
D. 