solve : ( a + b ) ( 2 a - 3 b + c )
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Answered by
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Step-by-step explanation:
2a^2 -3ab+ac+2ab-3b^2+bc
Answered by
1
Answer:
2a^2 - 3b^2 - ab + ac +bc
Step-by-step explanation:
( a + b ) ( 2 a - 3 b + c ) = a( 2 a - 3 b + c ) + b( 2 a - 3 b + c ) = ( 2 a^2 - 3 ab + ac ) + ( 2 ab - 3 b^2 + bc ) = 2a^2 - 3b^2 - ab + ac +bc
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