Question Number 128146 by sahnaz last updated on 04/Jan/21 | ||
$$\mathrm{4}<\mathrm{x}<\mathrm{5}\:\mathrm{a}=\sqrt{\mathrm{x}−\mathrm{3}+\mathrm{2}\sqrt{\mathrm{x}−\mathrm{4}}\:\:}\:\:\:\mathrm{b}=\sqrt{\mathrm{x}−\mathrm{4}}−\mathrm{1}\:\:\:\:\:\:\:\:\mathrm{x}−\mathrm{a}×\mathrm{b}=? \\ $$ | ||
Answered by Fikret last updated on 04/Jan/21 | ||
$${a}=\sqrt{{x}−\mathrm{4}}+\mathrm{1} \\ $$ $${b}=\sqrt{{x}−\mathrm{4}}−\mathrm{1} \\ $$ $${a}.{b}={x}−\mathrm{5} \\ $$ $${x}−{x}+\mathrm{5}=\mathrm{5} \\ $$ | ||