Liam bought 5 7/8 pounds of steak. he used 2 1/16 pounds of steak for a cookout. rounded to the closest benchmark, liam bought about how many pounds of steak?

c: lkllmn.

hope it's you

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: