Factor completely.48x2 + 28xy + 4y2
A. 4(3x + y)(4x + y)
B. (12x + 4y)(4x + y)
C. 4(3x - y)(4x - y)
D. (3x + y)(4x + 3y)
Answer: A
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Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(3x + 5)3
A. 9x6 + 15x3 + 15,625 B. 27x3 + 135x2 + 225x + 125 C. 27x3 + 135x2 + 135x + 125 D. 9x2 + 30x + 25
Solve.Looking ahead to retirement, you sign up for automatic savings in a fixed-income 401K plan that pays 6.5% per year compounded annually. You plan to invest $2,500 at the end of each year for the next 10 years. How much will your account have in it at the end of 10 years?
A. $35,506 B. $35,034 C. $32,193 D. $33,736
For the given functions f and g, find the requested function and state its domain.f(x) = 16 - x2; g(x) = 4 - xFind f + g.
A. (f + g)(x) = 4 + x; {x|x ? -4} B. (f + g)(x) = -x2 + x + 12; all real numbers C. (f + g)(x) = -x2 - x + 20; all real numbers D. (f + g)(x) = x3 - 4x2 - 16x + 64; all real numbers
Provide an appropriate response.Explain the error in the following: log68 - log6N = log6(8 - N).
What will be an ideal response?