Difference of Squares & Perfect Square Trinomials

Front

What is the difference of squares formula?

Back

a^2 - b^2 = (a - b)(a + b)

Front

What is a perfect square trinomial?

Back

A trinomial of the form a^2 + 2ab + b^2 or a^2 - 2ab + b^2.

Front

Identify the perfect square trinomial: x^2 + 14x - 49

Back

Not a perfect square trinomial.

Front

Identify the perfect square trinomial: x^2 + 20x + 100

Back

(x + 10)^2.

Front

What is the result of factoring 3x^2 - 75?

Back

3(x + 5)(x - 5).

Front

Is x^2 + 81 factorable?

Back

No, it is prime.

Front

What is the factored form of 9x^2 - 49y^6?

Back

(3x - 7y^3)(3x + 7y^3).

Front

Which expression is NOT a perfect square trinomial: x^2 - 10x + 20?

Back

It does not fit the perfect square trinomial pattern.

Front

What is the factored form of x^2 - 16?

Back

(x - 4)(x + 4).

Front

What is the difference of squares in the expression 25 - x^2?

Back

(5 - x)(5 + x).