Simplify the expression using the order of operations.(-6)2 - 0 ? 4
A. -6
B. 36
C. -36
D. 6
Answer: B
Mathematics
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Solve the inequality graphically by using a graphing calculator.x4 < x2 - 2x + 3
A. x < -1.76, x > 1.19 B. -1.19 < x < 1.76 C. x < -1.19, x > 1.76 D. -1.76 < x < 1.19
Mathematics
Solve the problem.One maid can clean the house three times faster than another. Working together they can clean the entire house in 3 hours. How long would it take the faster maid cleaning alone?
A. 
hr
B. 4 hr
C. 5 hr
D. 3 hr
Mathematics
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
Mathematics
Factor the expression completely. If the polynomial is prime, state this as your answer.z6 + 10z3 + 25
A. (z3 + 5)2 B. (z3 - 5)2 C. (z3 - 5)(z3 + 5) D. prime
Mathematics