In the xy-plane the graph of y=x^2 and the circle with center (0,1) ad radius 3 have how many points of intersection?

Identify the number 127 as a rational or irrational. explain

When you flip a biased coin the probability of getting a tail is 0.6. how many times would you expect to get tails if you flip the coin 320 times?

To find the inverse of a number a, one can use the equation f(c) = a-1/c=0 where c is the inverse of a use the secant method of finding roots of equations to find the inverse of a = 2.5 ,er = 0.001%