1 * 441 equals 441
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To find the value of "times 9" that equals 441, you would need to divide 441 by 9. Therefore, 441 ÷ 9 = 49. So, 49 times 9 equals 441.
you have to make it into a one variable equation 21 * 21 = 7 * 7 * X 441 = 49 * X 441/49 = X 9 = X
441
49 times (441 ÷ 9 = 49).
x2 - 42x + 441 = (x - 21)2