When a=5 and b= - 3
2(a2 + ab) + 3-ab
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Answered by
1
Answer:
a=5
b= -3
2( 5*2 + 5* (-3) ] + 3 -5* (-3)
2 ( 10 - 15 ) + 3 -15
-10 +3 -15
-25+3
-22
Answered by
1
=2(5^2+5*(-3))+3-5*(-3)
=2(25-15)+3+15
=2(10)+18
=20+18
=38
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