DESMOS CALCULATOR PRACTICE

Consider the equation: 4 - (x + 3) = 6 - 2(x - 1). What is the value of x in the equation?

• A. 7

• B. 2

• C. -2

• D. -7

• X=-5, -1

• X=-5, 1

• X=-1, 5

• X=1, 5

Tags

CCSS.HSA-REI.B.4B

A function has factors of (x + 2) and (x - 3). Which graph could represent the function?

• A. [Graph A]

• B. [Graph B]

• C. [Graph C]

• D. [Graph D]

Tags

CCSS.HSA.APR.B.3

The volume of different-sized moving boxes is given by the function V(x) = 2x(x + 1), where x represents the base widths of the boxes, in inches. What is the volume of a box with a base width of 5 inches, represented by V(5)?

• 10 cubic inches

• 12 cubic inches

• 30 cubic inches

• 60 cubic inches

• (-8,14)

• (-7,7)

• (-6,-8)

• (4,-14)

Consider the graph of a linear equation. Which two statements are true?

• The graph represents the equation 2x - 3y = 6

• The graph represents the equation 2x + 3y = -6

• The point (3,0) is on the line.

• The point (3,-2) is on the line.

• The point (-2,0) is on the line.

Tags

CCSS.HSF.IF.A.1

Four students graph the piecewise function { -x, x ≤ 0; (2/3)x - 4, x > 0 }. Which student graphs the piecewise function correctly?

• Student 1

• Student 2

• Student 3

• Student 4

Tags

CCSS.HSF-IF.C.7B

A cookie company decorates cookies, which cost $2 per cookie for supplies. The function g(x) = 2(x + 9) represents the total cost, in dollars, for the supplies needed to paint x small cookies and 9 large cookies. What is the value of g(12)?

• A. 21

• B. 40

• C. 42

• D. 108

Tags

CCSS.HSF.LE.B.5

The perimeter of the pendant flag is (32x-15) inches. Which expression represents the length of the missing side of the flag?

• 12x-2

• 12x+2

• 7x-2

• 7x+2

Tags

CCSS.8.EE.C.7B

The area of a rectangular room is represented by the expression (9x – 2)(9x + 2) square units. Which expression represents an equivalent area, in square units?

• D. 81x^2 – 36x – 4

Tags

CCSS.HSA.APR.C.4