Tell which real number corresponds to the situation.During one year, 31 employees started work at Newline Manufacturing Company.
A. 31
B. -31
Answer: A
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Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = x2 - 1, [0, 8], left-hand endpoint
A. 
B. 
C. 
D. 
Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
A. 89
B. 83
C. 
D. 
Evaluate the expression without using a calculator.(-243)1/5
A. 243 B. 81 C. -27 D. -3
Translate the statement to an algebraic expression. Then simplify the expression.Six times a number added to -4, subtracted from twice the sum of nine times the number 
A. 2(9x - 6) - (-4 + 6x); -8 + 12x B. (2 + 9)(x + -6) - 6(x - 4); -42 + 5x C. (-4 + 6x) - 2(9x - 6); 8 - 12x D. 6(x - 4) - (2 + 9)(x - 6); 42 - 5x