C-11-Q064: If $a:b = b:c$, then $\dfrac{a^2 + b^2}{b^2 + c^2}$ equals—

C-11-Q064: If $a:b = b:c$, then $\dfrac{a^2 + b^2}{b^2 + c^2}$ equals— | প্রশ্ন করি

If a:b=b:ca:b = b:ca:b=b:c, then a2+b2b2+c2\dfrac{a^2 + b^2}{b^2 + c^2}b2+c2a2+ equals—