Use the identity a^3+b^3=(a+b)^3−3ab(a+b) to determine the sum of the cubes of two numbers if the sum of the two numbers is 4 and the product of the two numbers is 1.

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?