Mr. rivona bought 5 pounds of
bananas for $0.45 per pound
how much did she spend in all

you need to give us more information since we can't answer

i have no idea just need points sorry

step-by-step explanation:

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: