AP EAMCET2010MathematicsTrigonometric Equations
If a ^2 +b ^2 =c , then ^2 is equal to
Options
- Ab-c a-c
- Bc-b a-c
- Ca-c b-c
- Da-c c-b
Correct answer
B. c-b a-c
Step-by-step solution
a ^2 +b ^2 =c On dividing both sides by ^2 ^2 +b=c ^2 a ^2 +b=c (1+ ^2 ) a ^2 +b=c+c ^2 b=c+c ^2 -a ^2 (c-a) ^2 =(b-c) ^2 = b-c c-a or c-b a-c