Awire is attached to an upright pole 6 meters above the ground. if the wire is anchored to the ground 4 meters from the base of the pole, how long is the wire

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

If g(x) is an odd function, which function must be an even function?

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