Simplify.240 ÷ 8 - 3
A. 235
B. 48
C. 229
D. 27
Answer: D
Mathematics
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Multiply.(p + 6q)(p - 6q)
A. p2 - 12q2 B. p2 - 12pq - 36q2 C. p2 - 36q2 D. p2 + 12pq - 36q2
Mathematics
Solve the equation.-4x - 20 = -2x - 4
A. {8} B. {10} C. {-10} D. {-8}
Mathematics
Factor. Check by multiplying.
x - 
y + 
A. 
B. 
(x + 11y - 5)
C. 8(x - 11y + 5)
D. 
(x - 11y + 5)
Mathematics
Solve the problem.The production function z for an industrial country was estimated as z = x5 y6 , where x is the amount of labor and y, the amount of capital. Find the marginal productivity of labor.
A. 12 x5 y5 B. 6 x5 y5 C. 5 x4 y6 D. 10 x4 y6
Mathematics