Advertisements
Advertisements
प्रश्न
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find the sum of reciprocals of x and y.
बेरीज
Advertisements
उत्तर
Given, x = `(-4)/9`, y = `5/12` and z = `7/18`
Reciprocal of x and y is `1/x` and `1/y`.
∴ Sum of reciprocals = `1/x + 1/y = 1/((-4)/9) + 1/(5/12)`
= `(-9)/4 + 12/5`
= `(-45 + 48)/20` ...[∵ LCM of 4 and 5 = 20]
= `3/20`
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Evaluate:
`3 ÷ 3/5`
Evaluate:
`8/(-5) ÷ 24/25`
Evaluate:
`-3/4 ÷ (-9)`
Evaluate:
`(-7)/11 ÷ ((-3)/44)`
Divide:
`- 3/4 "by" - 9/16`
Find (m + n) ÷ (m - n), if:
m = `3/4` and n = `4/3`
Which of the following rational numbers is equal to its reciprocal?
Find the product of:
`(-22)/11` and `(-21)/11`
Simplify:
`13/11 xx (-14)/5 + 13/11 xx (-7)/5 + (-13)/11 xx 34/5`
Find the reciprocal of the following:
`20/51 xx 4/91`
