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?
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.
axis of symmetry: x = -4
vertex: (-4, 2)
translate the parent function 2 units up and 4 units left
axis of symmetry: x = 2
vertex: (2, 0)
compress the parent function horizontally by a factor of 2 and translate 4 units to the right
Question 6
6.
Review Lesson 4-4: Simplify (expand) the expression. Write the resulting polynomial expression in standard form.
Question 7
7.
Review Lesson 4-4: Simplify (expand) the expression. Write the resulting polynomial expression in standard form.
Question 8
8.
Vocabulary Review: Classify each equation based on whether or not it is a function.
Function
NOT a function
Question 9
9.
Use Your Vocabulary: Match each zero with its graph(s).
