-2x^2-5^2+xy,when x=-3 and y = 5

evaluate the polynomial -2x^2-5^2+xy, when x=-3 and y = 5
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2 Answers

evaluate the polynomial -2x^2-5^2+xy, when x=-3 and y = 5

-2(3)^2 -5^2 + (3)(5) =

-2(9) - 25 + 15 =

- 18 -25 + 15 = -28

 

by Level 6 User (19.3k points)
this should help clear tht headache right up.
by

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