jailaj962
Answered

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: 3a2 + 2b2 when a = -3 and b = 6​

Sagot :

christmassnowflake

Answer: 63

Step-by-step explanation:

3(-3)^2 + 2(6)^2 (multiply 3 times -3) & (multiply 2 times 6)

-9^2+12^2 (-9 to the 2nd power and 12 to the 2nd power)

-81+144 (add them up)

=63

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