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If cosA=3/5 then find the value of sin square A-cos square A |
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Answer» so, p=√(5)2 √(3)2 =√25-√9 =√6= 4 sinA-cosA/2tanA =4/5-3/5 /2* 4/3 = 4-3/5 /8/3=1/5* 3/8 =3/40 |
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