How do you work quadratic function word problems using percentages

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

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.

Select all of the following expressions that are equal to 2.5.