Giving Brainliest Which of the following examples demonstrate closure for polynomials. Select all that apply.
1.(x^2+2)(x−1)
2.(x^2+2)/(x-1)
3.(x+1)(x^2-3x-2)
4.(x+5)−(3x+6)
5.4/8x

What is the answer to this problem 7 * 5/6

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Agroup of randomly selected members of the foodies food club were asked to pick their favorite type of food. the bar graph below shows the results of the survey. there are 244 members in the foodies.