An expression that occurs in calculus is given. Write the expression as a single quotient in which only positive exponents and/or radicals appear.
A. 
B. (x2 + 2)3/2(2x + 1)-1/2(x2 - x + 6)
C. 
D. (x2 + 2)3/2(2x + 1)1/2(x2 - x + 6)
Answer: C
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Solve the system by the substitution method.
+ y2 = 9
A. (0, -3), (
, 2)
B. (- 
, 2), (0, -3), (
, 2)
C. (0, 3), (- 
, 2)
D. (0, 3), (
, 2)
Translate the sentence into an equation and solve it.Twenty-four less than three times n is equal to the product of five and n. Find n.
A. 3n - 24 = 5n, n = 12 B. 24 - 3n = 5n, n = 3 C. 3n - 24 = 5n, n = -12 D. 24 - 3n = 5n, n = -3
Determine the real zeros of the polynomial and their multiplicities. Then decide whether the graph touches or crosses the x-axis at each zero.f(x) = 3(x2 + 3)(x - 4)2
A. -3, multiplicity 1, crosses x-axis; 4, multiplicity 2, touches x-axis B. -3, multiplicity 1, touches x-axis; 4, multiplicity 2, crosses x-axis C. 4, multiplicity 2, crosses x-axis D. 4, multiplicity 2, touches x-axis
Find the amount that results from the investment.$12,000 invested at 8% compounded quarterly after a period of 3 years
A. $14,920.49 B. $3218.9 C. $15,218.90 D. $15,116.54