Review Lesson 3-5: Solve the system by using an augmented matrix and Desmos' matrix calculator. Take a screenshot of your work at Desmos and upload or paste it to the Formative canvas.
Which matrix represents the rref (reduced row echelon form) of the augmented matrix?
30 points
30
Question 5
5.
Review Lesson 2-7: Without graphing, match each vertex, axis of symmetry, and transformation from the parent function f(x) = |x| in the left column with the appropriate absolute value function in the right column.
vertex: (2, 0)
axis of symmetry: x = 2
compress the parent function horizontally by a factor of 2 and translate 4 units to the right
vertex: (-4, 2)
translate the parent function 2 units up and 4 units left
axis of symmetry: x = -4
10 points
10
Question 6
6.
Review Lesson 4-4: Simplify (expand) the expression. Write the resulting polynomial expression in standard form.
10 points
10
Question 7
7.
Review Lesson 4-4: Simplify (expand) the expression. Write the resulting polynomial expression in standard form.
10 points
10
Question 8
8.
Vocabulary Review: Classify each equation based on whether or not it is a function.
Function
NOT a function
10 points
10
Question 9
9.
Use Your Vocabulary: Match each zero with its graph(s).
