If f(x)=2x-4 and x=4

Solve for f(x):

Identify the graph of y = ln x + 1.

Can some one explain this i got sent this. is this a threat i’m scared

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)