At Westonci.ca, we connect you with experts who provide detailed answers to your most pressing questions. Start exploring now! Get quick and reliable solutions to your questions from a community of experienced experts on our platform. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

If tan½A=t, derive the expression for cosA and sinA in terms of t. Hence or otherwise, prove that if secA-tanA=x then tan½A=1-x÷1+x