Question #336654

If25

25is subtracted from the square of a certain numberk

kthe result is11

11. Which of the following equations determines the correct value ofk

k?


Expert's answer

k2−25=11k2=36k=±6k^2-25 =11\\ k^2 = 36\\ k = ±6

Answer: k2−25=11k^2-25=11


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