Question

Assertion :${\sec }^2{23}^{\circ }-{\tan }^2{23}^{\circ }=1$ Reason: ${\sec }^2\theta -{\tan }^2\theta =1$ for all real values of $\theta$

• A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
• B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
• C. Assertion is correct but Reason is incorrect
• D. Assertion is incorrect but Reason is correct

Answer 1

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

Reason given is Fundamental Identity.

Hence Option A is correct