Which equation represents this ellipse?
A (x - 6)2/49 + (y-2)2/9=1
B (x+6)2/49 + (y+2)2/9=1. C (y-6)2/49 + (x-2)2/9=1. D (y+6)2/49 + (x+2)2/9=1

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22

Solve for x and select the correct answer