Q155: Prove the identity. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="Prove the
Q156: Find the identical expression for the following.
Q157: Simplify the expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="Simplify the
Q158: If <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="If with
Q159: Find the identical expression for the following.
Q161: If <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="If with
Q162: Find the identical expression for the following.
Q163: If <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="If with
Q164: If <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9354/.jpg" alt="If with
Q165: Find the identical expression for the following.