what are the solutions of the quadratic equation (x + 3)^2 = 49?\no x=-2 and x=-16\no x = 2 and x = √-10\no…

what are the solutions of the quadratic equation (x + 3)^2 = 49?\no x=-2 and x=-16\no x = 2 and x = √-10\no x = 4 and x=-10\no x = 40 and x=-58

what are the solutions of the quadratic equation (x + 3)^2 = 49?\no x=-2 and x=-16\no x = 2 and x = √-10\no x = 4 and x=-10\no x = 40 and x=-58

Answer

Answer:

C. $x = 4$ and $x=-10$

Explanation:

Step1: Take square - root of both sides

$\sqrt{(x + 3)^2}=\pm\sqrt{49}$ $x + 3=\pm7$

Step2: Solve for $x$ when $x + 3 = 7$

$x=7 - 3$ $x = 4$

Step3: Solve for $x$ when $x + 3=-7$

$x=-7 - 3$ $x=-10$