Factor and simplify the algebraic expression.5x-4/5 + 45 x1/5
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find all the second order partial derivatives of the given function.f(x, y) = x ln (y - x)
A. 
= 
; 
= - 
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= 
= 
B. 
= 
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= 
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= 
= 
C. 
= 
; 
= - 
; 
= 
= - 
D. 
= 
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= - 
; 
= 
= 
Mathematics
Use trial and error to factor the trinomial, or state that the trinomial is prime.8x2 + x - 9
A. (8x + 1)(x - 9) B. (8x + 9)(x - 1) C. (8x - 9)(x + 1) D. (8x - 1)(x + 9)
Mathematics
Evaluate the work done between point 1 and point 2 for the conservative field F.F = (y + z)i + xj + xk; P1(0, 0, 0), P2(5, 4, 9)
A. W = 20 B. W = -25 C. W = 0 D. W = 65
Mathematics
Find a polar equation for the circle.(x - 5)2 + y2 = 25
A. r = 10 sin ? B. r = - 10 cos ? C. r = 10 cos ? D. r = 5 cos ?
Mathematics