Solving Linear-Quadratic Systems — Unit test

Question 1

Which represents the solution(s) of the graphed system of equations, y = –x2 + x + 2 and y = –x + 3?

Revolt · Accepted Answer

(1, 2)

Question 2

What are the solutions to x2 + 8x + 7 = 0?

Revolt · Accepted Answer

x = –7 and x = –1

Question 3

What number should be added to both sides of the equation to complete the square? x2 – 10x = 7

Question 4

Brianna is graphing the function f(x) = x2 + 6x + 5. What x-intercepts should Brianna use to graph f(x)?

Revolt · Accepted Answer

–5 and –1

Question 5

Which represents the solution(s) of the graphed system of equations, y = x2 – 2x and y = –2x – 1?

Revolt · Accepted Answer

no solutions

Solving Linear-Quadratic Systems — Unit test Answers