Match the following reasons to complete the proof



?1 and ?3 are vertical angles _______________________


(a) Given

Mathematics

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Identify the coefficients of the polynomial.3y9 + 5y - 4

A. 3, -5, 4 B. 9, 1, 0 C. 3, 5, 4 D. 3, 5, -4

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Add or subtract, as indicated.(x2 - 7xy + 5y2) + (9x2 - 3xy - y2) + (-6x2 + xy - y2)

A. 4x2 - 9xy + 5y2 B. 4x2 - 9xy + 3y2 C. 3x2 - 9xy + 7y2 D. 4x2 - 17xy + 3y2

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Graph the equation.y = x - 2

A.

B.

C.

D.

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Find the partial derivative.Find gy(3, 4) when g(x,y) = xexy.

A. 9e3 B. 3e3 C. 3e12 D. 9e12

Mathematics