If x + y = 90 simplify (sinx + siny)2−2sinxsiny
MATHEMATICS
JAMB 2015
If x + y = 90 simplify (sinx + siny)2−2sinxsiny
- A. 1
- B. 0
- C. 2
- D. -1
Correct Answer: A. 1
Post an Explanation Or Report an Error
If you see any wrong question or answer, please leave a comment below and we'll take a look. If you doubt why the selected answer is correct or need additional more details? Please drop a comment or Contact us directly. Your email address will not be published. Required fields are marked *