Solve x2 = 12x – 15 by completing the square. Which is the solution set of the equation?
O {-6 - 51, -6 + 51)
{-6 - 21, -6 + 21)
{6 - 51,6 + 51}
{6 - 21,6 + 21)
Hel

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet

Find all the angles that satisfy the equation cos(θ)=32