Advertisements
Advertisements
प्रश्न
Find (a + b) ÷ (a – b) if a = `(-3)/5`, b = `2/15`
योग
Advertisements
उत्तर
a = `(-3)/5`, b = `2/15`
a + b = `(-3)/5 + 2/15`
= `(-3 xx 3 + 2)/15`
= `(-9 + 2)/15`
= `(-7)/15`
a − b = `(-3)/5 - 2/15`
= `(-3 xx 3 - 2)/15`
= `(-9 - 2)/15`
= `(-11)/15`
(a + b) ÷ (a – b) = `(-7)/15 ÷ (-11)/15`
= `(-7)/15 xx 15/(-11)`
= `7/11`
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Find (m + n) ÷ (m - n), if:
m = `3/4` and n = `4/3`
Divide the sum of `5/8` and `(-11)/12` by the difference of `3/7` and `5/14`.
Divide : `(-21)/5` by `(-7)/(-10)`
Find (a + b) ÷ (a – b) if a = `1/2`, b = `2/3`
`(-3)/7 ÷ ((-7)/3)` = ______.
`0 ÷ ((-5)/6)` = ______.
Find the product of:
`(-22)/11` and `(-21)/11`
Simplify:
`6/5 xx 3/7 - 1/5 xx 3/7`
Simplify:
`1 ÷ (-1/2)`
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find x ÷ (y ÷ z).
