Question

(0) 3/4
(a)-2/3
3. If x = 1/2, y = -2/3 and z = 1/4, verify that x x (y x z) = (x x y) x z.
4. Solve: 4x + 5 = 9​

Answer 1

Answer:

4. 4x + 5 = 9

4x= 9-5

4x= 4

x= 4/4

x= 1 ans.