prove that√ 1-sin/1+sin=1sec+tan with process
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Step-by-step explanation:
√1-sin/1+sin
=√(1-sin/1+sin)×(1-sin/1-sin)
=√(1-sin)²/1-sin²
=√(1-sin)²/cos²
=1-sin/cos
=1/cos-sin/cos
=sec-tan
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