Which coordinate pair represents the image of (9, 10) reflected over the y=x?

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.

Two different points r and y are dilated from s with a scale factor 3/4, andry equal 15. use the dilation theorm to describe two facts that are known about ry