Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.
(-5y + 15x - 5z)
A. -4y - 12x - 4z
B. -4y - 12x + 4z
C. -4y + 12x - 4z
D. -4y + 12x + 4z
Answer: C
Mathematics
You might also like to view...
Write the first six terms of the arithmetic sequence with the first term, a1, and common difference, d.a1 = 700, d = -20
A. 700, 680, 660, 640, 620, 600 B. 680, 660, 640, 620, 600, 580 C. -130, -60, 10, 80, 150, 220 D. -200, -130, -60, 10, 80, 150
Mathematics
Divide using long division.
A. m2 + 10m + 11 B. m2 + 9m + 9 C. 9m2 + 9m + 7 D. 9m2 - 9m + 7
Mathematics
Solve.y varies inversely as x. If y = 48 when x = 9, find y when x = 72.
A. 81 B. 6 C. 54 D. 8
Mathematics
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = 8x3 + 36x2 - 19x + 5; x + 5
A. Yes B. No
Mathematics