Find the slope of the function: y²+x²y+x²=1 at the point (-1,2)​

Which expression is equivalent to? assume x > 0 and y > 0.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Which is the focus of a parabola with equation y2=4x