Find the second-order partial derivative.Find 
, where f(x, y) = x4y5 + x5y.
A. 4x3y5 + 5x4y
B. 12x2y5 + 20x3y
C. 12x2y5 + 20x3
D. 20y3
Answer: B
Mathematics
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Determine whether the given monomials are like terms. -5x and -8x
A. Yes B. No
Mathematics
Provide an appropriate response.Solve the quadratic equation, rounding to thousandths when necessary: 0.16x2 = 0.25
A. x = ±1.5625 B. x = ±0.8i C. x = ±1.25 D. x = ±1.25i
Mathematics
Graph the function.f(x) = x3 - 2
A. 
B. 
C. 
D. 
Mathematics
Solve the logarithmic equation.ln x + ln x4 = 5
A. 
B. e5
C. e5/4
D. e
Mathematics