Math, asked by amipriyafasha, 1 year ago

1.05×9.95. using. the identity


aparnachandel: which identity
vinosharubalitanu: is it 9.5 or 9.95

Answers

Answered by vinosharubalitanu
4
the question is wrong it is 1.05×9.5
[1+0.05][1+8.5]
[x+a][x+b]=x²+[a+b]x+ab
        x=1;a=0.05;b=8.5
1²+[0.05+8.5]1+0.05×8.5
=1+8.55+0.425
=9.55+0.425
=9.975

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aparnachandel: i saw that both of the answers were exactly the same even the semi colon is on the same place
Anonymous: ohhhh
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Answered by Anonymous
0
the question is wrong it is 1.05×9.5
[1+0.05][1+8.5]
[x+a][x+b]=x²+[a+b]x+ab
        x=1;a=0.05;b=8.5
1²+[0.05+8.5]1+0.05×8.5
=1+8.55+0.425
=9.55+0.425
=9.975
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