Show by substitution whether the number r is a solution of the corresponding quadratic equation.x2 - 6x - 7 = 0; r = -1
A. Yes
B. No
Answer: A
Mathematics
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Evaluate the integral.
A. 16 B. -16 C. -32 D. 32
Mathematics
Factor the perfect square trinomial completely.(m - 4n)2 - 12(m - 4n) + 36
A. (m - 4n - 6)2 B. (m - 4n)2 C. (m + 4n + 6)2 D. (m - 4n + 6)(m + 4n - 6)
Mathematics
Solve the equation.t2 + 4t - 32 = 0
A. -8, 1 B. 8, 4 C. -8, 4 D. 8, -4
Mathematics
Graph the parabola.y = 
(x + 2)2 - 5
A. 
B. 
C. 
D. 
Mathematics