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प्रश्न
Verify the following: 18 × [9 + (−7)] = 18 × 9 + 18 × (−7)
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उत्तर
L.H.S.
=18 × [9 + (–7)]
= 18 × [9 – 7]
= 18 × 2
= 36
R.H.S.
=18 × 9 + 18 × (–7)
= 162 – (18 × 7)
= 162 – 126
= 36
∴ L.H.S = R.H.S
Hence, verified.
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संबंधित प्रश्न
Write the proper sings >, < or = in the boxes below.
| (1) –4 `square` 5 | (2) 8 `square` –10 | (3) +9 `square` +9 | (4) –6 `square` 0 |
| (5) 7 `square` 4 | (6) 3 `square` 0 | (7) –7 `square` 7 | (8) –12 `square` 5 |
| (9) –2 `square` –8 | (10) –1 `square` –2 | (11) 6 `square` −3 | (12) –14 `square` –14 |
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