Step-by-step explanation:
Below is an attachment containing the solution
Answer:
1 hour ago would be 3C.
3 hours ago would be 9C.
4.5 hours ago would be 13.5
Step-by-step explanation:
Answer:
x = 7
Step-by-step explanation:




Step 1: The Unbalanced Chemical Equation. The unbalanced chemical equation is given to you. ...
Step 2: Make a List. ...
Step 3: Identifying the Atoms in Each Element. ...
Step 4: Multiplying the Number of Atoms. ...
Step 5: Placing Coefficients in Front of Molecules. ...
Step 6: Check Equation. ...
Step 7: Balanced Chemical Equation.
So the problem ask to simplify the trigonometric function in your problem and base on the expression and using the theory in simplifying trigonometric function, the answer would be letter B. 2 sec^2 theta. I hope you are satisfied with my answer and feel free to ask for more