If f(x)=-2x+17, then calculate f(2)

Ined this is due tomorrow and i dont know the answer can you find all the exponents

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?