Question

Maximum value of $\sin x - \cos x$ is equal to

• A. $\sqrt{2}$
• B. 1
• C. 0
• D. None of these

Answer 1

Answer: (A)

$\sqrt{2}$

Answer 2

Maximum value of $(\sin x - \cos x)$ is $- \sqrt{1^{2} + 1^{2}}$i.e., –$\sqrt{2}$.