Question

if f"(a) exists & f has an inflection point at x=a then​

Answer 1

$\begin{gathered} \small\boxed{\begin{array}{c|c} \bigstar{\pmb{\underline{\sf{Height\ (in\ cm)}}}} & \bigstar{\pmb{\underline{\sf{Number\ of\ girls}}}} _{\sf\gray{[Presented \ by \ @ViralBoi]}} \\ \\ \dfrac{\qquad\qquad}{ \sf Less\ than\ 140} &\dfrac{\qquad\qquad}{ \sf 4} & \\ \dfrac{\qquad\qquad}{ \sf Less\ than\ 145} &\dfrac{\qquad\qquad}{ \sf 11} & \\ \dfrac{\qquad\qquad}{ \sf Less\ than\ 150} &\dfrac{\qquad\qquad}{ \sf 29} & \\ \dfrac{\qquad\qquad}{ \sf Less\ than\ 155} &\dfrac{\qquad\qquad}{ \sf 40} & \\ \dfrac{\qquad\qquad}{ \sf Less\ than\ 160} &\dfrac{\qquad\qquad}{ \sf 46} & \\ \dfrac{\qquad\qquad}{ \sf Less\ than\ 165} &\dfrac{\qquad\qquad}{ \sf 51 } & \end{array}} \end{gathered}$