Simplify 7.2×10 to the power-3 - 9.5×10 to the power -5 plz step by step​

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Given that s is the centroid of triangle mno, find sq.

Can someone me before febuary 1, 2019