Check your understanding
kyle invests $20,000 in a partnership that has five other partners.
the total investment of the partners is $160,000. what percent of the
business is owned by the five other partners?

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is: