How do we find cost in discounts and markups? markup: 80% ; selling price: $21.60

Is a positive integer raised to a negative power always positive

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.