1.

Match the statements/expressions given in List I with the values given in List II.

Answer»

<P>`{:(a,b,c,d),(s,r,Q,p):}`
`{:(a,b,c,d),(q,s,r,p):}`
`{:(a,b,c,d),(s,r,p,q):}`
`{:(a,b,c,d),(q,s,p,r):}`

Solution :`y=COS (3 cos^(-1)x)`
`rArr""(3 sin (3 cos^(-1)x))/(sqrt(1-x^(2)))`
`rArr""sqrt(1-x^(2))y'=3 sin (3 cos ^(-1)x)`
`rArr""(-x)/(sqrt(1-x^(2)))y'+sqrt(1+x^(2))y''=3COS (3cos ^(-1) x)CDOT(-3)/(sqrt(1-x^(2)))`
`rArr""-xy'+(1-x^(2))y''=-9y`
`rArr""(1)/(y)[(x^(2)-1)y''+xy']=9`


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