If 3x+2y =12 and my =6, find the value of 27x³+8y³
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27x^3 + 8y^3
=> (3x)^3 + (2y)^3
=> (3x + 2y)^3 - 3 × 3x × 2y (3x + 2y)
=> (12)^3 - 18xy × 12
=> 1728 - 18 × 6 × 12
=> 1728 - 1296
=> 432. (Ans)
# GUDIYA...
HOPE IT HELPS..!!!☺☺☺
HERE IS YOUR ANSWER...
27x^3 + 8y^3
=> (3x)^3 + (2y)^3
=> (3x + 2y)^3 - 3 × 3x × 2y (3x + 2y)
=> (12)^3 - 18xy × 12
=> 1728 - 18 × 6 × 12
=> 1728 - 1296
=> 432. (Ans)
# GUDIYA...
HOPE IT HELPS..!!!☺☺☺
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