7 + the root of 3 (I'm assuming you mean the square root of 3) =7 + √3 =
7 + 1.732050807568877
8.732050807568877
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10 square root of 3.
The square root of 9 is 3, therefore 3 + 7 = 10
24
x2 + 5x + 7 = 0; a = 1, b = 5, c = 7; D = b2 - 4ac = 52 - 4(1)(7) = 25 - 28 = -3 x = (-b +&- sq. root of D)/2a x = (-5 +&- sq. root of -3)/2 x = [-5 +&- (sq. root of 3)i]/2
3 + √x = 10 √ x = 10 - 3 √ x = 7 x = 7² x = 49