Consult the figure. To find the length of the span of a proposed ski lift from A to B, a surveyor measures the angle DAB to be and then walks off a distance of to C and measures the angle ACB to be 15 degrees What is the distance from A to B?

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?

What does x = in this equation x+3+2x=x+5