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Evaluate the expression 2x2+5y2 when x=−4 and y=3.
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Evaluate the expression 2x2+5y2 when x=−4 and y=3.
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Jul 27, 2023
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Evaluate the expression 2x2+5y2 when x=−4 and y=3.
Mathematics
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2x²+5y²
= 2×(-4)²+5×3²
=2×16+5×9
= 32+45
=77
Bang Dao
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Aug 2, 2023
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