Q.1 If m = 2, find the value of:
(i) m – 2
(ii) 3m – 5
(iii) 9 – 5m
(iv) $$3m^2 – 2m – 7$$
(v) $$\frac{5m}{2}-4$$
(iv) $$3m^2 – 2m – 7$$
(v) $$\frac{5m}{2}-4$$
= $$\frac{5×2}{2}-4$$