Aband has 8 rows with 5 band members per row.

Which statements regarding the diagram are true? check all that apply.

Which of the following expressions is equal to 2x^2+8

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)