Question

Q3.Find whenน”a) y = x(x + 3)​

Answer 1

Answer:

y = x² + 3x

Step-by-step explanation:

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

y = x² + 3

Answer 2

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

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

$\sf \implies y = (x \times x) + (x \times 3)$

$\sf \implies y = {x}^{2} + 3x$