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Sunny_sXe [5.5K]
3 years ago
6

What are the solution of a quadratic equation 49x^2 = 9​

Mathematics
1 answer:
kozerog [31]3 years ago
3 0

Answer:

x = ±3/7

Step-by-step explanation:

49 x^2 = 9

Divide each side by 49

49/49  x^2 = 9/49

x^2 = 9/49

Take the square root of each side

sqrt(x^2) = ±sqrt(9/49)

We know  sqrt(a/b) =sqrt(a)/sqrt(b)

x = ±sqrt(9)/ sqrt(49)

x = ±3/7

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