Factorisation

factor:x² - 25

• ( x + 5 ) ( x - 5 ) 

• ( x - 5 ) ( x - 5 ) 

• ( x + 5 ) ( x + 5 ) 

• Prime

(x + 1) (x + 1) is a factor of ____

• x² + 2x + 1

• x² - 2x + 1

• x² - 1 + 2x

• x² + 1 - 2x

• (x+y) (x+8)

• (2x+y) (x+8)

• (x+2y) (x+8)

• (x+y) (2x+8)

Choose the correct answer:
The factors of a⁴ - b⁴ is _____

• (a² + b²) (a + b) (a - b)

• (a² + b²) (a² + b²)

• (a² - b²) (a² - b²)

• None of these

The factorisatio of 12a^2b+15ab^2 gives

• 3ab(4ab+5)

• 3ab(4a+5b)

• . 3a(4a+5b)

• D. 3b(4a + 5b)

•  (m + 1) (m + 2)

• 3(m + 1) (m + 2)

•  6(m + 1) (m + 2)

• 9(m + 1) (m + 2)

• a)
• b)
• c)
• d)

Identify whether the given mathematical statement is correct or not
(a + 4) (a + 2) = a² + 8 

• CORRECT

• NOT CORRECT

The factorisation of 12x+36 is

• 12(x+3)

• 12(3x)

• 12(3x+1)

• x(12+36x)

the factors of 49p^2-36 are

•  (7p – 6 ) ( 7p + 6)

•  None of the above