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प्रश्न
Find (m + n) ÷ (m - n), if:
m = `4/5` and n = `-3/10`
योग
उत्तर
Using formula (m + n ) ÷ (m - n)
`= [4/5 + ((-3))/10] ÷ [4/5 - ((-3))/10]`
`= [(8+(-3))/10] ÷ [(8-(-3))/10]`
`= ((8-3)/10) ÷ ((8+3)/10)`
`= 5/10 ÷ 11/10`
`= 5/10 xx 10/11`
`=5/1xx1/11 = 5/11`
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