Question

challenge for 10class students only​

Answer 1

$\huge\purple{\boxed{\mathfrak{refer \: the \: attachment}}}$

Steps to do

• Simplify LHS and RHS seperately
• In LHS divide cosQ in both numerator and denominator
• Then simplify it using identity
• After using identity multiply tanQ-secQ in both numerator and denominator
• simplify and make equal to RHS
• RHS=LHS
• Hence proved