Simplify. Multiply and remove all perfect squares from inside the square roots. Assume xxx is positive. 2\sqrt{7x}\cdot 3\sqrt{14x^2}=2 7x ​ ⋅3 14x 2 ​ =

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Vinay constructed this spinner based on the population of teachers at his school according to vinays model what is the probability that he will have a male history teacher two years in a row

Factor the expression using the gcf. the expression 21m−49n factored using the gcf