Find dy/dx by implicit differentiation.
(cos rex + sin ay) = 59

dy/dx

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³