Use rational exponents to simplify. Do not use fraction exponents in the final answer. Assume that even roots are of nonnegative quantities.
8
A. 
B. 3x2
C. 
D. 3x8
Answer: A
Mathematics
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Simplify by adding or subtracting like terms.19x - 7y + 7 - 6x - 2 - 5y
A. -13x - 2y + 5 B. 13x - 2y + 5 C. -13x - 12y + 5 D. 13x - 12y + 5
Mathematics
Determine if the given ordered triple is a solution of the system.(-1, -4, -3) x + y + z = -8 x - y + 2z = -12x + y + z = -11
A. not a solution B. solution
Mathematics
Graph the function.f(x) = x(x + 1)(x - 1)3
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The area of a trapezoid is 76 square feet. If the bases are 5 and 14 feet, find the altitude of the trapezoid.
A. 8 ft B. 4 ft C. 16 ft D. 1.5 ft
Mathematics