Question 18
q2=3 has a solution
(a) 6
(b) 8
(c) 3
(d) 2
Option (a).
Given equation is q2=3
q2×2=3×2 [multiplying both sides by 2]
⇒q = 6
.
Question 19
x−4=−2 has a solution
(b) 2
(c) - 6
(d) - 2