Here is some free points (who likes pokemon

What are “like terms”? why can we only add like terms?

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)

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be