Given f(x) = 2x+e^x find the equation of the line tgengent to f(x) at x=1

He concluded that a heavier object dropped from the same height as a lighter object will land

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

If a is a nonzero real number then the reciprocal of a is