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is 7 sin square theta + cos square theta equals to 44 show that tan theta is equals to 1 by under root 3 |
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Answer» Step-by-step explanation: 7sin²a+3cos²a=4 Dividing throughou by cos²a 7tan²a+3=41/cos²a 7tan²a+3=4sec²a 7tan²a+3=4(1+tan²a) 7tan²a+3=4+4tan²a 7tan²a-4tan²a=4-3 3tan²a=1 Tan²a=1/3 Tana=1/√3 |
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