2a+3a+5ab verify a=2 b=-1
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Answered by
1
substitute a = 2 ,b= -1
2a+3a+5ab
2(2)+3(2)+5(2)(-1)
4+6+10(-1)
10+(-10)
10-10
0
2a+3a+5ab
2(2)+3(2)+5(2)(-1)
4+6+10(-1)
10+(-10)
10-10
0
Answered by
1
substitute the value in equation
2×2+3×2+5×2×(-1)
4+6-10
10-10
0
it is proved
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