Question

Q3.
Find when
น”
a) y = x(x + 3)​

Answer 1

y = x² + 3x

Explanation:

y = (x * x) + (3 * x)

y = x² + 3

Answer 2

`\sf a) \: y = x(x + 3)`

`\sf \implies y = x(x + 3)`

`\sf \implies y = (x * x) + (x * 3)`

`\sf \implies y = {x}^(2) + 3x`