Question

What is Sin^2x+Cos^2x

tan^2x
1
2
sec^2x

Answer 1

Answer on Question #47250 – Math – Trigonometry

What is $\sin^2 x + \cos^2 x$

tan^2x

1

2

sec^2x

Solution:

$$\sin^2 x + \cos^2 x = ?$$

We can write Pythagorean Identity:

$$\sin^2 x + \cos^2 x = 1$$

Hence, the answer is 1.

Answer: 1

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