Please help me on this! Correct answer will get brainliest!!!

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

Which diagram best shows how fraction bars can be used to evaluate 1/2 divided by 1/4?

Find the measure of angle a in the following triangle