Find a number c such that the polynomial
p(x) = -x + 4x2 + cx3 - 8x4
has a zero at x = 1/4

What is the slope of the equation y =

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?

Could someone with number 1 and 2