IM2 Semester 1 final review

Front

Multiply: (y + 9)²

Back

y² + 18y + 81

Front

Multiply: (7x - 2y)²

Back

49x² - 28xy + 4y²

Front

Multiply: (p + 7)(p - 7)

Back

p² - 49

Front

Multiply: (t - 9)(t + 9)

Back

t² - 81

Front

Definition: Perfect Square Trinomial

Back

A trinomial of the form a² + 2ab + b² or a² - 2ab + b².

Front

Definition: Difference of Squares

Back

A² - B² = (A + B)(A - B).

Front

Example of Perfect Square: (x + 5)²

Back

x² + 10x + 25

Front

Example of Difference of Squares: (a + b)(a - b)

Back

a² - b².

Front

Multiply: (x + 3)(x + 3)

Back

x² + 6x + 9

Front

Multiply: (2x - 1)(2x - 1)

Back

4x² - 4x + 1