Find the root. Assume any variable or expression represents a non-negative number.
A. y4
B. y2
C. y8
D. 4y
Answer: B
Mathematics
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Find the first year's depreciation, using the double-declining-balance method. Round to the nearest dollar.Cost: $3,400Est. life: 6 yearsEst. scrap: $800
A. $1,133 B. $433 C. $867 D. $567
Mathematics
Use the Binomial Theorem to expand the binomial and express the result in simplified form.(x + 4y)3
A. x3 + 12x2y + 48xy2 + 64y3 B. x3 + 4x2y + 8xy + 16xy2 + 32y2 + 64y3 C. x3 + 64y3 D. 3x + 12y
Mathematics
Determine whether the function is a polynomial function.f(x) = 
A. No B. Yes
Mathematics
Answer the question by finding the linearization P1(x) of f at the given value of x.f(x) = 5x2 - 4x + 2, at x = -2. What is P1(x)?
A. P1(x) = -24x + 22 B. P1(x) = -16x + 22 C. P1(x) = -16x - 18 D. P1(x) = -24x - 18
Mathematics