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Complete the square: x^2-8x+21=6 Please show work
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Complete the square: x^2-8x+21=6

Please show work

User Pedrodotnet
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2 Answers

2 votes

........................

User Morten Siebuhr
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7.3k points
5 votes

Answer:

x=5 and 3

Explanation:

x^2-8x+21=6

x^2-8x+21+16=6+16

(x-4)^2=1

(x-4)=±1, x=5 and 3

User Amin Keshavarzian
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6.9k points
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