Set up the general equation from the given statement.The weight w of a rectangular block of metal varies jointly as the length L, the width W, and the thickness T.
A. w = 
B. w = kLWT
C. w = 
D. w = 
Answer: B
Mathematics
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Find the linearization L(x) of f(x) at x = a.f(x) = x + 
, a = 2
A. L(x) = 
x + 1
B. L(x) = 
x + 1
C. L(x) = 
x + 
D. L(x) = 
x + 
Mathematics
Find an equation for the circle with the given center C and radius r.Center (0, 0), radius 
A. x2 + y2 = 1
B. x2 + y2 = 
C. x2 + y2 = 4
D. x2 + y2 = 2
Mathematics
Solve the combined inequality and graph the solution set. Write the solution in interval notation.9 < 3z + 3 ? 21
A. (2, 6)
B. [2, 6)
C. [2, 6]
D. (2, 6]
Mathematics
Factor the sum or difference of two cubes.343y3 - 216
A. (343y - 6)(y2 + 42y + 36) B. (7y - 6)(49y2 + 42y + 36) C. (7y + 6)(49y2 - 42y + 36) D. (7y - 6)(49y2 + 36)
Mathematics