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Chapter 9: Q. 50 (page 870)

Solve quadratic equation b+72=8using square root property

Short Answer

Expert verified

The values of bare-7-22and-7+22

Step by step solution

01

Step 1. Given information  

The quadratic equationb+72=8

02

Step 2. Use square root property 

鈬�b+7=卤22

鈬�b=-7卤22

鈬�b=-7-22andb=-7+22

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Most popular questions from this chapter

An arrow is shot vertically upward at a rate of 220 feet per second. Use the projectile formula h=-16t2+vot, to determine when height of the arrow will be 400 feet.

The length of a 200 square foot rectangular vegetable garden is four feet less than twice the width. Find the length and width of the garden, to the nearest tenth of a foot.

Solve by using the Quadratic Formula:19d2-12d=-13

Solve quadratic equation9y2+12y+4=9 using square root property

A firework rocket is shot upward at a rate of 640 ft/sec. Use the projectile formula h=-16t2+votto determine when the height of the firework rocket will be 1200 feet.
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