Determine whether the given equation is linear or nonlinear.5y = 20
A. linear
B. nonlinear
Answer: A
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Find the exact value of the logarithmic expression.ln e
A. -1 B. e C. 1 D. 0
Find the product.3(-5x + 5)
A. -15x + 15 B. 0x C. -5x + 15 D. -15x + 5
Given f(x) and g(x), find the indicated composition and state its domain.f(x) = x2 + 1, g(x) = 5x + 1Find (f ? g)(x).
A. 25x2 + 5x + 2, all real numbers B. 25x2 + 10x + 2, all real numbers C. 5x2 + 6, all real numbers D. 25x2 + 10x + 1, all real numbers
Solve the problem.The cost to make a product is M(x,y) = 12x2 + 4y2 - 12xy + 50, where x is material cost, y is labor cost. The company spends $13 on materials and $7 on labor. Use the differential to estimate the change in cost if the company spends $17 on materials and $5 on labor.
A. -$400 B. -$1824 C. $1824 D. $1112