math expressions reviews

Which of the following expressions is a variable expression? => 3 ÷ 1 or 3 - 4 or 9(2 x ) or None of the above..

Evaluate the expression |2|. => - 2 or 0 or 2 or 1..

Express the shaded area as a decimal. => 16 or 0.016 or 0.16 or None of the above..

Which of the following is expressed in square inches? => amount of space occupied by the bed of a dog or length of a blackboard or perimeter of a park or capacity of a tin..

Express the perimeter of the figure as a polynomial. => (8 y - 2) units or (4 y + 2) units or (8 y + 2) units or (4 y - 2) units..

Express the perimeter of the figure as a polynomial. => 7 y + 2 or 6 y + 2 or 6 y or 5 y..

Express the perimeter of the figure as a polynomial. => 12 x - 4 or 4 x - 4 or 12 x + 4 or 4 x + 4..

In many situations, we come across polynomials, which may not have common factors among its terms. In such cases, we group the terms of the expression in such a way that there are common factors among the terms of the groups so formed. Let us study such exampl..

Express the model as an improper fraction. => 37 / 8 or 27 / 8 or 60 / 9 or 50 / 8..

Which of the the following expressions is the square of a binomial? => c 2 - 20 c - 100 or c 2 - 18 c - 81 or c 2 - 18 c + 81 or c 2 + 18 c - 81..