Factor when possible. If the polynomial is prime, say so.x2 + 7xy + 12y2
A. (x - 4y)(x + y)
B. (x + 4y)(x + 3y)
C. (x - 4y)(x + 3y)
D. prime
Answer: B
Mathematics
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Solve by the substitution method.x - 4y = 26-4x - 5y = 43
A. (2, -6) B. (26, 43) C. (-3, -6) D. (-2, -7)
Mathematics
Solve the problem.A cylinder is to have a height that is 14 feet less than the radius. Write an expression for the volume of the cylinder in terms of the radius
A. ? r3 - 196? r2 B. ? r3 + 14? r2 C. 2? r2 - 28? r D. ? r3 - 14? r2
Mathematics
Find the function value. If the result is irrational, round your answer to the nearest thousandth.Let f(x) = 5x. Find f(-2).
A. -10
B. 
C. 
D. - 
Mathematics
Determine whether the improper integral is convergent or divergent, and calculate its value if it is convergent 
What will be an ideal response?
Mathematics