The Algebra of Functions, Formulas, Application, and Variation Linear Functions

Write an equation in slope-intercept form that goes through the points (4,6) and (0,5)

• 6=4x+5
• y=(1/4)x+5
• y=-(1/4)x+5
• y=4x+5

Write an equation in slope-intercept form that goes through the points (-2,-1) and (-3,5)

• y=6x+13
• y=-6x-13
• y=-(1/6)x+1
• y=(1/6)x-1

Write a slope-intercept form equation.

• y=7.5x-5
• y=7.5x+5
• y=-5x+7.5
• y=-5x-7.5

f(x)=-x+3
f(7)=?

• -4
• -6
• 3
• 13

f(x)=x+3
f(-5)

• -2
• -1
• -7
• 7

f(x)=x² - 5

Which value could be the domain, if f(x) = -1

• 0

• 1

• 2

• 3

For what value of x does f(x) = -2?

• 0
• -5
• 3
• -3

Evaluate f(t)=-2t²+ 1 for f(2)

• 9
  
• 17
• -17
• -7

Evaluate for f(1)

• 0
• -3
• 3
• 2

Evaluate for f(-3)

• -2
• 2
• 0
• 6