1. a photo of a painting has a scale of 3 inches = 2 feet. if the photo is 7.5 inches long, how many feet long is the painting? 45 11.25 5 1.25

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no