Factorising polynomials

What is the square of (2b + 5)?

Mathematical Equivalence

ON

Factor completely: 9x² - 49y⁶

• ( 3x + 7y³) (3x + 7y³)

• ( 3x - 7y³) (3x + 7y³)

• ( 3x - 7y³) (3x - 7y³)

• Prime

Factor the trinomial 9x^2 - 16.

• (3x + 2)(3x - 8)

• (3x - 4)(3x - 4)

• (3x - 4)(3x + 4)

• (3x - 2)(3x + 8)

Factor
v² - 6v + 9

• (v-3)²
• (v-6)²
• (v-9)(v+6)
• not factorable

The factors of a difference of two squares are a sum and a difference of two terms.

• TRUE

• FALSE

• not factorable

Which of the following is prime?

Factor r²-64?

• (r+8)(r-8)
• (r-8)(r-8)
• r²-8²
• (r-8)²

Which two of these are the factors of y^2 - 4 ?

• (y - 2)
• (y + 2)
• (y + 4)
• (y - -1)