Use scientific notation to find the product of 7.13 × 10^-3 and 40. Include all of your calculations in your final answer.

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

If the value of cos330°is√3/2 then find cos 165°.

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9