Graph the conic section.25y2 - 16x2 = 400
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the gradient field F of the function f.f(x, y, z) = 
A. F = - 
i - 
j - 
k
B. F = - 
i - 
j - 
k
C. F = 
i + 
j + 
k
D. F = 
i + 
j + 
k
Mathematics
Write an equation for the piecewise function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
Translate the sentence to an algebraic inequality.The score on a test was between 82 and 70.
A. 82 < x < 70 B. 70 < x < 82 C. x > 70 D. x < 82
Mathematics
Evaluate the polynomial.5x3 + 3x2 - 25for x = 2
A. 15 B. 27 C. 21 D. 17
Mathematics