Question

(IV)
4. If a=2,b=-2, find the value of:
(1) a² + b (ii) a + ab + b (iii) a'-b?
the given expressions:​

Answer 1

Answer:

• a = 2
• b = 2

1) a² + b

$=>2² + 2 \\ =>4 + 2 \\ => \boxed{6}$

2)a + ab + b

$=> 2 + (2 \times 2) + 2 \\ =>2 + 4 + 2 \\ \boxed{8}$

3)a³ - b

$=> 2³ - 2 \\ => 8 - 2 \\ => \boxed{6}$

Hope it helped