Ashirt is on sale for 40% off, and you have an additional 20% off coupon. true or false: the shirt will ultimately be 60% off the original price?

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Find the area of an equilateral triangle with a side of 6 inches

This is about circle theorems. someone asap : (