What condition occurs when the eyeball is too long?

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v