Advertisements
Advertisements
प्रश्न
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find the sum of reciprocals of x and y.
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`
APPEARS IN
संबंधित प्रश्न
Find the value of `(-7)/12 ÷((-2)/13)`.
Evaluate:
`3/4 ÷ (-5/12)`
Evaluate:
`(-7)/11 ÷ ((-3)/44)`
Divide:
`-2 "by" (-1/2)`
Divide:
`(-5)/8 "by" 1/4`
If `3 1/2` litres of milk costs ₹49, find the cost of one litre of milk?
The reciprocal of 1 is ______.
If m is a common divisor of a and b, then `a/b = (a ÷ m)/underline`
Simplify:
`6/5 xx 3/7 - 1/5 xx 3/7`
From a rope 68 m long, pieces of equal size are cut. If length of one piece is `4 1/4`m, find the number of such pieces.
