Factor the perfect square trinomial completely.x2 + 16x + 64
A. prime
B. (x - 8)2
C. (x + 8)2
D. (x + 8)(x - 8)
Answer: C
Mathematics
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Determine whether or not the equation is quadratic.x(x2 + x + 10) = x3
A. Quadratic. B. Not quadratic.
Mathematics
Solve the problem.Suppose that the function y = f(x) is increasing on the interval (7, 8). Over what interval is the graph of 
increasing?
A. (28 , 32) B. (7, 8) C. (11, 12) D. (3, 4)
Mathematics
Solve the system by using Gaussian elimination with backward substitution or by reducing the matrix to reduced-row echelon form. 9x - 7y = -18 5x + 5y = -10
A. (-3, 1) B. (-2, 1) C. No solution D. (-2, 0)
Mathematics
Determine whether the vectors 
and 
are equivalent.A(-2, -8), B(3, -11), C(0, 0), and D(5, -19)
A. Not equivalent B. Equivalent
Mathematics