Find the second-order partial derivative.Find fxy when f(x,y) = 8x3y - 7y2 + 2x.
A. -14
B. 48xy
C. -28
D. 24x2
Answer: D
Mathematics
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Solve for x using an equivalent exponential expression.Find the volume of a sphere with radius 4 inches. Use 
for 
A. 268
cu in.
B. 25
cu in.
C. 50
cu in.
D. 804
cu in.
Mathematics
Solve the problem.Given tan B = 
, determine sin B and cos B exactly.
A. sin B = 
and cos B = 
B. sin B = 
and cos B = 
C. sin B = 
and cos B = 
D. sin B = 
and cos B = 
Mathematics
Use the quotient rule to divide and simplify.
A. 
B. 
C. 4
D. 
Mathematics
Factor P(x) into linear factors given that k is a zero of P.P(x) = 3x3 + 22x2 + 37x + 10; k = -5
A. P(x) = (x - 5)(x + 2)(3x - 1) B. P(x) = (x - 5)(x - 2)(3x - 1) C. P(x) = (x - 5)(x + 2)(3x + 1) D. P(x) = (x + 5)(x + 2)(3x + 1)
Mathematics