What is the length of a line segment whose endpoints have coordinates (5,3) and (1,6)? 1. 5 2. 25 3. 4?

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Find an equation for the linear function which has slope -10 and x-intercept -7

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?