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Chapter 9: Q 38. (page 869)

Solve quadratic equation2y+12-5=-23 using square root property

Short Answer

Expert verified

The values of areyare-1+32喂2and-1-32喂2

Step by step solution

01

Step 1. Given information 

The quadratic equation 2y+12-5=-23

鈬�2y+12=-18

02

Step 2. Use square root property   

鈬�2y+1=卤-18

鈬�2y=-1卤32喂

鈬�y=-1卤32喂2

鈬�y=-1+32喂2andy=-1-32喂2

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