Question

if sin(alpha+beta) = k sin( alpha-beta), prove that(k-1) tan alpha=(k+1) tan beta​

Answer 1

Step-by-step explanation:

Enter first number: 15

Enter second number:20

Press 1. For SUM

Press 2. For PRODUCT

Press 3. For DIFFERENCE

Press 4. For QUOTIENT

Enter your choice (1-4): 2

The Product=300