Algebra Review #1

Solve for k

-20 = k - 2 + 8k

• -2

• 2

• -3

• 3

What is the algebraic expression for                  "the sum of n and 9"?

• n - 9
• n + 9
• n/9
• 9n

what is the slope of this line?

• 3/4
• 4/3
• -3/4
• -4/3

find f(10):
f(x) = 2x -10

• -10
• 10

A projectile is launched into the air from the ground. The table shows the height of the projectile, h(t), at different times. Based on the table, which function can best be used to model this situation?

• h(t)= 99t² + 858

• h(t)= -4.9t² + 295t + 0.6

• h(t)= -4.9t² +295t + 2

• h(t)= 99t² + 1,470.3

The graph of f(x)= x² was transformed to create the graph of g(x) = (x - 7.5)². Which of these describes the transformation?

• A horizontal shift to the right 7.5 units

• A horizontal shift to the left 7.5 units

• A vertical shift down 56.25 units

• A vertical shift up 56.25 units

The graph of a quadratic function is shown on the grid. Which equations best represents the axis of symmetry?

• y = 6

• x = 2

• y = 4

• x = 0

Which graph best represents the solution set of y ≤ -4x?

• 
• 
• 
• 

y=mx+b is called ____________ .

• Slope Intercept Form

• Point Slope Form

• Standard Form

• Quadratic Function

Rate of change also means

• Slope

• y-intercept

• Zerox-s

• Direct Variation