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प्रश्न
Simplify:
`1 ÷ (-1/2)`
सोपे रूप द्या
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उत्तर
Given, `1 ÷ (-1/2)`
The reciprocal of `(-1/2)` is `2/(-1)`
So, `1 ÷ (-1/2)1/1 xx 2/(-1)`
= `(1 xx 2)/(1 xx (-1))`
= `2/(-1)`
= –2
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पाठ 8: Rationals Numbers - Exercise [पृष्ठ २४९]
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संबंधित प्रश्न
Find the value of `(-4) ÷ 2/3`.
Find the value of `(-4)/5÷ (-3)`.
Find the value of `(-7)/12 ÷((-2)/13)`.
Evaluate:
`0 ÷ (- 4/7)`
Evaluate:
`-5 ÷ (- 10/11)`
`0 ÷ ((-5)/6)` = ______.
If `p/q` is a rational number and m is a non-zero common divisor of p and q, then `p/q = (p ÷ m)/(q ÷ m)`.
Match the following:
| Column I | Column II |
| (i) `a/b ÷ a/b` | (a) `(-a)/b` |
| (ii) `a/b ÷ c/d` | (b) –1 |
| (iii) `a/b ÷ (-1)` | (c) 1 |
| (iv) `a/b ÷ (-a)/b` | (d) `(bc)/(ad)` |
| (v) `b/a ÷ (d/c)` | (e) `(ad)/(bc)` |
Simplify:
`13/11 xx (-14)/5 + 13/11 xx (-7)/5 + (-13)/11 xx 34/5`
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find x ÷ (y ÷ z).
