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3x squared + 4y squared if x=2, y=1, and z=-3
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3x squared + 4y squared if x=2, y=1, and z=-3

User Petro Franko
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1 Answer

5 votes

The given expression is


3x^2+4y^2

Let's replace the values x = 2, and y = 1.


3(2)^2+4(1)^2=3\cdot4+4\cdot1=12+4=16

Hence, the answer is 16.

User TuGordoBello
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