MathematicsMedium179×since 2002Q4164If the function f(x)={72x−9x−8x+12−1+cosx,x≠0aloge2loge3,x=0f(x)= \begin{cases}\frac{72^x-9^x-8^x+1}{\sqrt{2}-\sqrt{1+\cos x}}, & x \neq 0 \\ a \log _e 2 \log _e 3 & , x=0\end{cases}f(x)={2−1+cosx72x−9x−8x+1,aloge2loge3x=0,x=0 is continuous at x=0x=0x=0, then the value of a2a^2a2 is equal toA968B1250C1152D746Check answerSkip