Multiply and simplify. Write the answer using positive exponents.(-2x2y6)(-2x2y2)
A. 4xy6
B. 4xy4
C. 4x4y8
D. 4x6y4
Answer: C
Mathematics
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Write a formula for the nth term of the indicated sequence. Write out the first five terms of the sequence.arithmetic: a = 12, d = 5
A. an = 5n + 12; 12, 17, 22, 27, 32 B. an = 5n + 7; 12,17, 22, 27, 32 C. an = 5n + 12; 17, 22, 27, 32, 37 D. an = 12n + 7; 17, 22, 27, 32, 37
Mathematics
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Mathematics
Factor completely. If prime, so indicate.18x2 - 78x - 60
A. (3x + 2)(6x - 30) B. 6(3x + 2)(x - 5) C. (18x + 12)(x - 5) D. 6(3x - 2)(x + 5)
Mathematics
Determine whether the equation is quadratic.4x2 - 1 = 0
A. Yes B. No
Mathematics