The amount of energy from natural gas used for heating a manufacturing plant is modeled by E(m) = 350 sin(m+ 1.5) + 650, where is the energy used in
dekatherms, and m is the month where m=0 represents January 1. When is the gas
usage 825 dekatherms? Assume an average of 30 days per month.

the answer is d

the answer is in the first quadrant, which make the y-int positive.

since the dots are going down, therefore the correlation is negative

i hope it is right.

step-by-step explanation:

the correct answer is 1: 2

step-by-step explanation:

hope this your welcome : )

17

step-by-step explanation:

51/3=17

thus 17 is your answer.