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Pushinka33
@Pushinka33
June 2022
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20б! Решите:
√2 cosx+√2 sinx=1
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proizvodniy
Домножь все выражение на 1/2 . получишь sqrt2/2 cosx +sqrt2 /2 sinx = 1/2
Попадаешь под формулу sin(Pi/4 +x) =1/2.
pi/4+x= (-1)^n Pi/6 +Pi n => x=(-1)^n Pi/6 -pi/4 + Pi n
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Answers & Comments
Попадаешь под формулу sin(Pi/4 +x) =1/2.
pi/4+x= (-1)^n Pi/6 +Pi n => x=(-1)^n Pi/6 -pi/4 + Pi n