Tell whether the sum is positive, negative, or zero without adding them. -11/12 + 7/12

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

Which of the following is true for the relation f(x)=2x^2+1

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42