Which of the following points are solutions to the system of equations

Mathematics

1 answer:

JulsSmile [24]2 years ago

7 0

Answer:

A,D

Step-by-step explanation:

I KNOW BECAUSE I KNOW THAT HOW

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Answer:

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Step-by-step explanation:

$\tan(x/2)=\dfrac{1-\cos(x)}{\sin(x)}\\\\\tan\left(\dfrac{1}{2}\cdot\dfrac{7\pi}{4}\right)=\dfrac{1-\cos\dfrac{7\pi}{4}}{\sin\dfrac{7\pi}{4}}=\dfrac{1-\dfrac{1}{\sqrt{2}}}{-\dfrac{1}{\sqrt{2}}}=\boxed{1-\sqrt{2}}$

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Hope it helps have a good night :)))))))))))))))))

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