algebraic expression

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

(a+b)(a-b)= a²-b²

• true

• false

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

12a²b²+4ab²-32 is 4.

• T

• F

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

Factorised form of p²+30p+216 is (p+18) (p-12).

• T

• F

Factorised form of p²– 17p – 38 is

• (p-19) (p+2)

• (p-19) (p-2)

• (p+19) (p+2)

• (p+19) (p-2)

The value of (a + b)²– (a – b)² is

• 4ab

• -4ab

• 2a² + 2b²

• 2a² - 2b²

Fill in the blanks to make the statements true:

Volume of a rectangular box with length 2x, breadth 3y and height 4z is ……………. .

• 6xyz

• 24xyz

• 12xy

• 6xy

State whether the statements are true (T) or false (F). h is a factor of 2π (h+r).

• T

• F

An equation is true for all values of its variables.

• TRUE

• FALSE

abc + bca + cab is a monomial.

• TRUE

• FALSE

Multiply the following: 6mn, 0mn

• 6mn

• 0

• mn

• n