Quotation 3y -10 quotation divided by x

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

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