( 3a + 4 ) ( 2a – 3 ) + ( 5a – 4 ) ( a + 2 ) – InterviewSolution

1.	( 3a + 4 ) ( 2a – 3 ) + ( 5a – 4 ) ( a + 2 )
Answer» -STEP EXPLANATION:(3a+4)(2a-3)+(5a-4)(a+2) =( 3a+4)2a-3 (3a+4)+(5a-4)a+2 (5a-4) =6a^2+8a- 9a-12+5a^2-4a+10a-8 =11a^2+5a-20.

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