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Find all the values of x such that (i) -10π ≤ x ≤ 10π and sin x = 0 (ii) -8π ≤ x ≤ 8π and sin x = -1 |
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Answer» (i) sin x = 0 ⇒ x = nπ where n = 0, ±1, ±2, ±3, ……., ±10 (ii) sin x = -1 ⇒ x = (4n – 1) (π/2), n = 0, ±1, ±2, ±3, 4 |
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