Предмет: Алгебра, автор: Thgc

Допоможіть, будь ласка!!! Дам 30 балів!!​

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Ответы

Автор ответа: olgaua64
0

Відповідь:

sin(x+pi/2)

Пояснення:

властивість парної функції - симетрічність відносно осі аординат ОУ

f(-x)=f(x)

у=sin(x+pi/2)=cos x , а косинус є парною функцією

Thgc: Допоможіть, будь ласка, треба вказати корінь рівняння sinx=-0,5
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