What is the sum of the fractions 1/4,3/8,and 5/14?

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots