Algebra 101

Solve log₅(4x-7)=log₅(x+5).

• x=4

• x=-4

• x=3

• x=-2

• A
• B
• C
• D

• A
• B
• C
• D

Describe the end behavior of
f(x) = -5x⁴ - 2x² + 8

• Left side: Rises  
   Right side: Rises

• Left Side:  Rises
  Right side: Falls

• Left side: Falls
  Right side: Rises

• Left side: Falls
  Right side: Falls

Which function is graphed?

• (x - 4)(x + 2)(x - 8)=0

• (x - 4)(x - 2)(x + 8)=0

• (x - 4)(x + 2)(x + 8)=0

• (x + 4)(x + 2)(x + 8)=0

Which equation is shown on the graph?

• y = (x - 4)² - 2

• y = (x + 4)² - 2

• y = (x + 2)² - 4

• y = (x - 2)² + 4

What is the equation of g(x)?

• g(x)=(x=3)²

• g(x)=x²-3

• g(x)=x²+3

• g(x)=3x²

• g(x)=x³+1
• g(x)=x³-1
• g(x)=(x-1)³
• g(x)=(x+1)³

What are the following transformations:
f(-x) - 4

• reflection over the x axis and 4 units right

• reflection over the x axis and 4 units down

• reflection over the y axis and 4 units right

• reflection over the y axis and 4 units down

This summation is the same as which series?

• 1 + 2 + 3 + 4 + 5 + 6

• (1 - 2) + (2 - 2) + (3 - 2) + (4 - 2) + (5 - 2) + (6 - 2)

• (1 - 2) + (6 - 2)

• (1 - 2) + (2 - 2) + (3 - 2) + (4 - 2)