Question

( lim _{x rightarrow pi n^{+}} a sin frac{12 x)-b cos x}{frac{pi}{2}-x} )
( begin{aligned}=& 2 b=1 & sqrt{b}=2 end{aligned} )
( 2 a=4+2=6 )
( a=3 )
( a+b=5 )

# Single Choice Let f be continuous function defined by asin 2x-bos.x > X = 26 Cos the value of a-bi

Solution