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Please solve thisAny of my friend is online |
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Answer» Answer: Explanation: FORMULAE used: sec²x - tan²x = 1 ∫sec²x dx = tanx + c Solution: sec²x / cosec² x = (1/cos² x)/ (1/ sin² x) = sin²x/cos²x = tan² x = sec²x - 1 Therefore, ∫(sec²x - 1)dx = ∫sec²x dx - ∫dx = tanx - x + c where, c is a constant |
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