I'm really struggling with this right now. i know how to solve for everything but c and i can't find any help anywhere :( i just need help with finding c but feel free to explain the entire thing for others

g is a trigonometric function of the for g(x)=acos(bx+c)+d

below is the graph of g(x). the function has a maximum point at (2,11) and a minimum point at (3.5,1).

find a formula for g(x). give an exact expression.

Chose the graph below that represents the following system of inequality’s

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

Nicole is making carrot bread she needs 5 cups of carrots for 2 cups of sugar. what is the ratio of cups of sugar to cups of carrots that nicole will need? write the ration in three different ways