Find and simplify the function $$f ( x , y ) = 7 - 2 x ^ { 2 } - 5 y ^ { 2 } \text { at the given value } ( 3,3 )$$
A)-56
B)-26
C)-14
D)-44
E)-27

Name: Find and simplify the function \[f ( x , y ) = 7 - 2 x ^ { 2 } - 5 y ^ { 2 } \text { at the given value } ( 3,3 )\] A)-56 B)-26 C)-14 D)-44 E)-27
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Question

Quizplus · Accepted Answer

Substituting $x = 3$ and $y = 3$ into the function $f(x, y) = 7 - 2x^2 - 5y^2$, we get $f(3, 3) = 7 - 2(3)^2 - 5(3)^2 = 7 - 18 - 45 = -56$.

Find and Simplify the Function f(x,y)=7−2x2−5y2 at the given value (3,3)f ( x , y ) = 7 - 2 x ^ { 2 } - 5 y ^ { 2 } \text { at the given value } ( 3,3 )f(x,y)=7−2x2−5y2 at the given value (3,3)

Find and Simplify the Function $f ( x , y ) = 7 - 2 x ^ { 2 } - 5 y ^ { 2 } \text { at the given value } ( 3,3 )$