City-A has a population of 245,983 and City-B has a population of 374,212. Write the estimate of the total population of both the cities by rounding off each number to the nearest ten thousand.

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5

Pr and pt a) pr = ps + pt b)pr = ps · pt c)(pr)2 = ps · pt