quadratic functions

What does FOIL stand for?

• Failing Only in Latin
• Farming Only in Lakewood
• First Outside Inside Last
• Fresh Only in Lakes

(x - 5)(x + 1)

• x^2 - 4x - 5
• x^2 + 6x - 5
• x^2 - 5x - 4
• x^2 - 4x - 4

(x - 3)(x +10)

• x^2 - 7x + 13
• x^2 - 6x - 30
• x^2 + 7x - 30
• x^2 + 13x + 30

Tags

CCSS.HSA.APR.A.1

(x - 1)(x - 8)

• x^2 + 9x + 8
• x^2^ + 9x - 8
• x^2 - 9x - 8
• x^2 - 9x + 8

Factor:
x² + 7x - 30

• (x + 10)(x - 7)
• (x - 10)(x + 3)
• (x + 10)(x + 3)
• (x + 10)(x - 3)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

Factor
x² + 9x - 36

• (x + 12)(x - 3)
• (x + 9)(x - 4)
• (x - 12)(x + 3)
• (x - 9)(x - 4)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:
p² - 14p

• p(1 - 14)
• 2p(p - 7)
• p²(1-14)
• p(p - 14)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:
x² -15x + 36

• (x - 18)(x + 2)
• (x - 12)(x - 3)
• (x - 12)(x + 3)
• (x + 18)(x - 2)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What is a binomial?

• An expression with 2 terms. 
• A quadratic
• Something that can be written like x*x
• ax²+bx+c

What is a the standard form of a quadratic?

• An expression with 2 terms. 
• A quadratic
• Something that can be written like x*x
• f(x)=ax²+bx+c