PLs heLp me and I will awaken your STANDO POWERAH

Find dy/dx using implicit differentiation ln(20+e^xy)=y

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

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).