Simplify:  $3\sqrt{2}+4\sqrt{3}-8\sqrt{2}$  

•  $-1\sqrt{5}$  

•  $-5\sqrt{2}+4\sqrt{3}$  

•  $11\sqrt{2}+4\sqrt{3}$  

•  $7\sqrt{5}-8\sqrt{2}$  

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify:

 $\sqrt{28m^4n^3}$  

•  $7m^2n\sqrt{7n}$   

•  $7m^2n\sqrt{n}$  

•  $2m^2n\sqrt{7n}$  

•  $7m^2n^2\sqrt{n}$  

Find the sum.

(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1

• -2x² - 11x - 4

• 2x²+ 5x - 7

• -2x² + 11x - 4

Find the difference.

(3 - 2x + 2x²) - (4x - 5 + 3x²)

• x² + 6x + 8

• 2x² + 5x - 7

• -x² - 6x + 8

• -2x² + 11x - 4

An arithmetic sequence is given below:

16, 13, 10, 7, ...

What is the explicit expression?

• a_n = -3n + 19

• a_n = -5n + 13

• a_n = 3n + 13

• a_n = -5n + 20

5x - 4y = -16

x + 2y = -6

• (-4,-1)

• (5,-1)

• (-5,-1)

• (4,1)

Solve the system of inequalities by graphing.

• 
• 
• 
• 

Tags

CCSS.HSA.REI.D.12

Factor:

2c² + 2c - 84

• (c - 7)(c + 6)

• 2(c - 7)(c + 6)

• (c - 6)(c + 7)

• 2(c + 7)(c - 6)

Simplify:

(x + 5)^2

• x^2 + 25

• x^2 + 10x + 25

• x^2 + 10 x + 10

• x^2 + 10

When is this function DECREASING?

When is the function NEGATIVE?

• Decreasing: (-5, -1) Negative: (-∞, -3)

• Decreasing: (-∞, -3) Negative: (-5, -1)

• Decreasing: (-3, ∞) Negative: (-1, -5)

• Decreasing: (-∞, -4) Negative: (-5, -1)

• Decreasing: (-5, -1) Negative: (-∞, -4)