Sec 2: Solving equations with square roots

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Presentation transcript:

Sec 2: Solving equations with square roots Learning Target: I will solve quadratic equations using square roots and give exact solution. Homework: Solving Equations with Square Roots Worksheet Sec 2: Solving equations with square roots (give exact solutions)

Ex 1: Smoke jumping A smoke jumper jumps from a plane that is 1700 feet above the ground. The function h=−16 𝑡 2 +1700 models the situation. If the parachute opens when the jumper is 1000 feet above the ground, how long is the jumper in free-fall?

Ex 2: SADMEP Whenever there is only 1 variable, you will use SADMEP (order of operations backwards) to solve the equation). A. 4 𝑥 2 −81=0 B. 3 𝑥+3 2 =27

Ex 3: Baseball The bases on a baseball diamond are 90 feet apart. How far is it from home plate to 2nd base?

Ex 4: The challenge 4 𝑥 −2 2 −6=30 3 2𝑥 −1=14

homework Solving Equations with Square Roots worksheet