Solve the following equations :
(i) `x^2-7|x|-8=0`

Solve the following equation x+4 = 7

Solve the following equation x-2=7

Solve the following equations. x-2 = 7

Solve the following equations.x-2=7

Solve the following equations. 1. x-2=7 .

Solve the following quadratic equations : (i) 9x^(2) - 8x+2=0 (ii) sqrt7 x^(2) +x+ sqrt7=0 (iii) 2sqrt3x^(2) -sqrt2 x + 3sqrt3 =0

Solve the following quadratic equations : (i) x^(2)-45x+324=0 (ii) x^(2)-55x+ 750=0

Solve the following equation , 3x^2 +6x -9 =0

Solve the following equations: (i) sin^(8)x - cos^(8)x=1 (ii) sin^(10)x - cot^(8)x=1