Question

First, factor the trinomial as a binomial square, and then use the square root method to solve. Round the solution to the nearest tenth. x2 - 14x + 49 = 3
{5.3, 8.7}
{4.8, 9.2}
{3.5, 7.5}
{6.2, 8.3}

Answer 1

(x-7)^2 = 3
(x-7) = +/- sqrt(3)
then add 7 to both sides

Answer 2

i have no clue

Answer 3

answer is 5.3,8.3