Factor the trinomial completely.6z6 - 5z3 - 6
A. 6(z3 - 3)(z3 + 2)
B. (3z3 + 1)(2z3 - 6)
C. (3z3 + 2)(2z3 - 3)
D. (2z3 + 3)(3z3 - 2)
Answer: C
Mathematics
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Collect like terms and write in descending order.4z7 + 8z8
A. 8z8 + 4z7 B. 12z15 C. 12z7 D. 12z8
Mathematics
Solve the problem.A certain store has a fax machine available for use by its customers. The store charges $1.85 to send the first page and $0.45 for each subsequent page. Use an inequality to find the number of pages that can be faxed for $5.90.
A. 3 pages or fewer B. 10 pages or fewer C. 46 pages or fewer D. 13 pages or fewer
Mathematics
Simplify the expression.(-5a)3
A. -125a3 B. -15a3 C. -125a D. -15a
Mathematics
Solve the system of equations by substitution.
A. x = -7, y = 7; (-7, 7) B. x = -6, y = 6; (-6, 6) C. x = 6, y = -6; (6, -6) D. x = 7, y = -7; (7, -7)
Mathematics