If a is 3 and b is 6 therefore c is

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

What is the circumference of a circle with an area of 50.24 cm²?

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0