10.Simplify the expression.........
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Answered by
2
Hi friend!!
Given expression
2(a²+ab)+3-ab
=2a²+2ab+3-ab
=2a²+ab+3
When a=5; b=-3
=2(5)²+(5)(-3)+3
=2(25)-15+3
=50-15+3
=38
I hope this will help you ;)
Given expression
2(a²+ab)+3-ab
=2a²+2ab+3-ab
=2a²+ab+3
When a=5; b=-3
=2(5)²+(5)(-3)+3
=2(25)-15+3
=50-15+3
=38
I hope this will help you ;)
sakshi160706:
It is correct
^_^
Answered by
4
Hi there
When a = 5 and b = -3
we get :
2 ( 5^2 + 5 × -3 ) + 3 - 5 × -3
2 { 25 + ( - 15 ) } + 3 - 5 × -3
2 × 10 + 3 - 5 × -3
20 + 3 + 15
38 ( ans )
Thank You
When a = 5 and b = -3
we get :
2 ( 5^2 + 5 × -3 ) + 3 - 5 × -3
2 { 25 + ( - 15 ) } + 3 - 5 × -3
2 × 10 + 3 - 5 × -3
20 + 3 + 15
38 ( ans )
Thank You
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