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Lesson 7: Word problems related to quadratic equation
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Solving Quadratic Equation by Completing Square
Lesson 7 · Word problems related to quadratic equation
Solving Quadratic Equation by Completing Square
Mathematics
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8 min
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Question 1 of 14
1
What are the roots of \( x^2 = 49 \)?
\( x = 7 \) only
\( x = \pm 7 \)
\( x = 49 \)
\( x = \pm 49 \)