What was the substance used in air conditioners that was found to his environmentally unfriendly? What damage did they cause?
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If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5

How many 2/5s are in 1 and 1/2 plz someone me right now