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Evaluate the algebraic expression for the given value(s) of the variable(s). 2x 2 - 7xy + 3y 2 ; x = -3, y = 4

Evaluate the algebraic expression for the given value(s) of the variable(s). 2x 2 - 7xy + 3y 2 ; x = -3, y = 4
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3 votes
Evaluate the algebraic expression for the given value(s) of the variable(s).

2x 2 - 7xy + 3y 2 ; x = -3, y = 4

asked
User Stephendnicholas
by
7.8k points

1 Answer

6 votes

Answer:

-18

Explanation:

2x²-7xy+3y²

2(3²)-7(3)(4)+3(4²)

2(9)-84+3(16)

18-84+48

18+48-84

-18

answered
User TheQman
by
7.4k points
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