Fill in the blanks to make the statements true:

The factorisation of 2x + 4y is ………. .

Fill in the blanks to make the statements true:

The side of the square of area 9y² is ………. .

Fill in the blanks to make the statements true:

On simplification = …….. .

State whether the statements are true (T) or false (F).

(a + b)² = a² + b²

State whether the statements are true (T) or false (F).

(a - b)² = a² - b²