Question

Solve for $x$ (i) $|x+1|=4 x+3$ (ii) $|x+1|=|x+3|$ (iii) $7|x-2|-|x-7|=5$ (iv) $||x-1|-2|=6 x+8$ (v) $\left|2 x^2-3 x+1\right|=\left|x^2+x-3\right|$

Accepted Answer

(i) $-\frac{2}{3}$, (ii) $-2$, (iii) $\frac{1}{3}, \frac{13}{4}$, (iv) $-\frac{9}{7}$, (v) $2, \frac{1 \pm \sqrt{7}}{3}$

Answer

(i) $-\frac{3}{2}$, (ii) $-1$, (iii) $\frac{1}{2}, \frac{15}{4}$, (iv) $-\frac{9}{10}$, (v) $2, \frac{1 \pm \sqrt{5}}{3}$

Answer

(i) $-\frac{5}{3}$, (ii) $-3$, (iii) $\frac{2}{5}, \frac{15}{5}$, (iv) $-\frac{5}{10}$, (v) $3, \frac{1 \pm \sqrt{5}}{2}$

Answer

(i) $-\frac{7}{5}$, (ii) $-5$, (iii) $\frac{2}{5}, \frac{16}{5}$, (iv) $-\frac{15}{9}$, (v) $3, \frac{1 \pm \sqrt{9}}{3}$

JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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