One of the students read3/4hour on friday, 3/4hour on saturday, and 3/4hour on sunday. how many hours did that student read over the weekend

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

On average a herd of elephants travels 10 miles in 12 hours you can use that information to answer different questions drag each expression to show which is answers