Simplify the expression.c7c2c4
A. 3c13
B. 56c3
C. c56
D. c13
Answer: D
Mathematics
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Multiply and then, if possible, simplify by factoring.
A. 2x3
B. 2x6
C. 4x3
D. 2
Mathematics
Find parametric equations for the line described below.The line through the points P(-1, -1, -3) and Q(6, 1, 7)
A. x = t + 7, y = t + 2, z = -3t + 10 B. x = 7t + 1, y = 2t + 1, z = 10t + 3 C. x = 7t - 1, y = 2t - 1, z = 10t - 3 D. x = t - 7, y = t - 2, z = -3t - 10
Mathematics
Solve the problem.A contractor mixes concrete from bags of pre-mix for small jobs. How many bags with 4% cement should he mix with 5 bags of 18.4% cement to produce a mix containing 10% cement?
A. 17 bags B. 7 bags C. 9 bags D. 12 bags
Mathematics
Solve the equation.
a = 0
A. {1} B. {0} C. {-20} D. {20}
Mathematics