You have to be 60 inches tall to ride the roller coaster. How many feet tall is this? 1 foot= 12 inches

5 feet tall

Step-by-step explanation:

12 x 5 =60

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:

the answer is "add 2y and y"

step-by-step explanation:

you need to collect the like terms first.