A 189 The circumference of an ellipse is approximated by C = 24 V where 2a and 2b are the lengths of
the axes of the ellipse. Which equation is the result of solving the formula of the circumference for b?
b = √0 - a²
ca
b = V2

Precalculus question, image attached.

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?