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If sinA+1-cosA whole by cosA-1+sinA then show that it is equal to 1+sinA whole by cosA |
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Answer» Step-by-step EXPLANATION: = tan+SEC-1/tan - sec +1 =tan + sec-(sec^2-tan^2)/tan-sec+1 =tan+sec{1-sec+tan}/tan_sec+1 =tan+sec =sin/cos+1/cos 1+sin/cos |
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