Write an equivalent expression without negative exponents and, if possible, simplify.(4x)-3
A. 64x3
B. 
C. -12x
D. 
Answer: B
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Solve the problem.A ball is thrown downward from a window in a tall building. The distance fallen after t seconds is 
where s is in feet. How long (to the nearest tenth) will it take the ball to fall 153 feet?
A. 3.1 sec B. 2.3 sec C. 5.3 sec D. 2.1 sec
Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.The test scores of 40 students are summarized in the frequency distribution below. Find the standard deviation. 
A. 15 B. 14.3 C. 13.5 D. 15.8
Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the elements in the set.A ? B'
A. {r, s, t, u, v, w, x, z} B. {q, s, t, u, v, w, x, y} C. {u, w} D. {t, v, x}
Determine algebraically whether the function is even, odd, or neither even nor odd.f(x) = 8x4 - 2x - 5
A. Even B. Odd C. Neither