Question

(iv) Which of the following equations is a quadratic equation. (a) x 322 + 1 = 4.3 + 7 (b) (x - 1)(x2-3) (c) (-2)3 = 2-3 +3 +5 (d) x + - = 9 -​

Answer 1

Answer:

solve by cramer rule x=y=z=-1,x+2z+2z=-4,x+3y+yz=-6

Answer 2

Answer:

b option is the answer for this question