If the function gx=epx+loge(1+4x)+qx3,x≠0 is continuous at x=0,r, x=0 then the value of 6pqr is
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answer is 0256.00.
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Detailed Solution
Since g(x) is continuous at x=0 then limx→0 epx+loge(1+4x)+qx3=r∴limx→0 1+(px)+p2x22!+p3x33!+……+4x−16x22+643x3+……+qx3=r⇒limx→0 (1+q)+(p+4)x+p22−8x2+p36+643x3+…..x3=r∴1+q=0,p+4=0 and p22−8=0 and p36+643=r∴q=−1,p=−4,r=323∴6pqr=6(−4)(−1)323=256