Which expression is equivalent to
1
q(-60r +
* + 249) -8r(5q + r)?
12
iz

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)

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.