6.5 Solving Quadratics by Graphing

Graph the quadratic equation, y = x² + 2x - 3 and identify the solutions.

• - 3

• • - 2

• 1

• 2

• 3

• no solution

You graphed a quadratic and found the solutions, but your answer choices have square roots in them. Match the equivalent values.

• 4

• 6

• 1.101

• -1.828

• 2.096

Mathematical Equivalence

ON

Coach Basgal and her adventurous students, Harper and Rohan, are on a thrilling math quest using Desmos to graph a mysterious quadratic equation. They've stumbled upon two magical solutions! Which answer should they choose to unlock the next part of their journey?

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• 
• 
• 

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.APR.B.3

CCSS.HSA.REI.A.1

Harper and Luna are solving a mystery quadratic equation. Can you help them find the solution(s) to the quadratic?

• No solution

• 5

• -2

• 4

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.APR.B.3

CCSS.HSA.REI.A.1

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.A.2