Find an equation of variation if the following conditions exist.Suppose y varies directly as x and y = 10 when x = 12
A. y = x
B. y = x
C. y = x
D. y = x
Answer: D
Mathematics
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Determine if the piecewise defined function is differentiable at the origin.f(x) =
A. Not differentiable B. Differentiable
Mathematics
Find the limit.
Mathematics
Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = 9
A. y = u9; u = 6x2 - - x;
= 9
8
B. y = u9; u = 6x2 - - x;
= 9
8
C. y = u9; u = 6x2 - - x;
= 9
8
D. y = 6u2 - - u; u = x9;
= 12x18 -
- x9
Mathematics
Solve. Round results to the nearest thousandth.2x2 + 4x = -1
A. 1.707, 0.293 B. -0.586, -3.414 C. -0.293, -1.707 D. 0.225, -2.225
Mathematics