ACJC/2022/JC1/Promo/Q02

(i) Without using a calculator, solve the inequality
$$51-\frac{88}{x+2} \leq 10 x .$$

[3]

(ii) Hence, without using a calculator, solve the inequality
$$51|x|-\frac{88 x^2}{1+2|x|} \leq 10$$

[2]