The diameter of Saturn at its equator is approximately 1.21105 kilometers. Write this number in standard notation.

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Question:

The diameter of Saturn at its equator is approximately ×1.21105 kilometers. Write this number in standard notation. (b) An astronomer's infrared telescope is able to detect radiation with a wavelength of 0.00000621 meters. Write this number in scientific notation.

(a) Kilometers:

(b) Meters: