Discover Questions

Y’’’-y’’-4y’-6y=17e^(-x) Express the solution inits simplest form? A ball is punted from 1 m off the ground, it leaves the foot traveling at 23 m/s at 50° from the horizontal and lands on the ground.? How many 1.19 µF capacitors must be connected in parallel to store a charge of 0.757 C with a potential of 151 V across the capacitors? What does it mean that grapefruit lost more grams than apples when reacting to HCL? Tan2x=2tanx/1+tan^2x... my math teacher gave me this but I thought the double-angle identity was with a denominator 1-tan^2x?