Grade 7 4th Quarter- SPECIAL PRODUCTS (CMF, DOTS, PSTS, SDOTC)

Which one of these is a formula for factoring a² - b² ?

• (a + b)²

• (a - b)²

• (a - b) (a + b)

• cannot be factored further

What is the formula for factoring a polynomial with a form a² +- 2ab + b² ?

• (a-b)²

• (a +- b)²

• (a+b) (a²-b²)

• cannot be factored further

What is the factored form of a polynomial with form a³-b³?

• (a-b)(a²+ab+b²)

• (a+b)(a²-ab+b²)

• (a-b)³

• cannot be factored further

What is the factored form of a polynomial with form a³+b³?

• (a-b)(a²+ab+b²⁾

• (a+b)³

• (a+b)(a²-ab+b²)

• none of the choices

What is the CMF of 21x³+9x²+15x ?

• none of the choices

• 3

• x

• 3x

What is the CMF of 8m³-12m²n+20mn² ?

• 4n

• 4m

• 2mn

• none of the choices

What is the expanded form of the expression (a+b)²?

• none of the choices

• (a+b)(a-ab+b)

• a²+b²

• a² +2ab + b²

What is the expanded form of the expression (a-b)(a+b) ?

• a²-ab+ab-b²

• a²-b²

• a² -ab +b²

• none of the choices

(a-b) (a² - ab + b²) is equivalent to...

• a³-b³

• (a² -b²)(a-b)

• a³+b³

• none of the choices

(a+b)(a²-ab+b²) is equivalent to...

• (a² + b²)(a+ ab+ b)

• a³+b³

• a³-b³

• none of the choices