What function is represented by the graph? the graph is in the picture
options:
A. y=cos (x + 3.14/4)-2
B. y=cos(x-3.14/4)-2
C. y=sin (x-3.14/4)-2
D. y=sin (x-3.14/4) +2

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What is the value of 1/3x + 7x when x = 5

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.