Question

find the value of 2asquared + 5bsquared when a= -6 and b=2

Answer 1

Answer:

2(-6)^2+ 5×4

72+20 =92

Answer 2

Answer:

92

Step-by-step explanation:

$\implies$ $\sf{2a^2+5b^2 }$

$\implies$ $\sf{2(-6)^2+5(2)^2 }$

$\implies$ $\sf{2(36)+5(4) }$

$\implies$ $\sf{72+20 }$

$\implies$ $\boxed{\sf{92 }}$

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