Factor the four-term polynomial by grouping.6x + 54 + xy + 9y
A. (y + 9)(x + 6)
B. (y + 9)(6x + y)
C. (x + 9)(6 + y)
D. (x + 9y)(6 + y)
Answer: C
Mathematics
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Determine if the equation is linear.
- 8 = 0
A. Linear B. Not linear
Mathematics
Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-2, -3)} B. {(3, 2)} C. no solution; ? D. {(2, 3)}
Mathematics
Find the derivative.y = -6e12x
A. -6e-72x B. -72xe12x C. -72e12x D. -6xe-72x
Mathematics
Solve.6r + 10 = 52
A. 40 B. 36 C. 7 D. 1
Mathematics