Question

3. a. What is m 13 years ago

Answer 1

Use trig ratios to solve a.

Answer 2

\[\tan^{-1}(y)=\frac{ 100 }{ 41 }\]

Answer 3

It seems right to me.

Answer 4

now how do i do that ^^ i get NaN when i put it into calculators

Answer 5

Which calc do you have?

Answer 6

You made a mistake.

Answer 7

http://www.rapidtables.com/calc/math/Tan_Calculator.htm thats the calc i used