Use square roots to solve
x2 - 10x + 25 = 144

Asked 9 months ago
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1
Use square roots to solve
x2 - 10x + 25 = 144

2 Answer

2

Answer:

x = 7

Step-by-step explanation:

Factor the problem to get (x - 5)^2 = 144

Square root to get x + 5 = 12

Subtract 5 to get x = 7

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Zella Willms
15.5k 3 10 26
answered 9 months ago
2

Answer: x = 17

Step-by-step explanation: Factor the equation to get

(x - 5)² = 144

Take the square root of each side to get

x - 5 = 12 Add 5 to both sides.

x = 17

Check:

17² - 10(17) + 25 = 144

289 - 170 + 25 = 144

119 +25 = 144. true.

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Spencer Buckridge I
15.5k 3 10 26
answered 9 months ago