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Verified answer
9m² - 49 = 0(3m + 7)(3m - 7) = 0
3m + 7 = 0
3m = -7
m = -7/3
3m - 7 = 0
3m = 7
m = 7/3
Verified answer
Quadratic Equation.a² - b² = (a - b)(a + b)
9m² - 49 = 0
(3m - 7)(3m + 7) = 0
m = 7/3 or m = -7/3