Work out the surface area of the Sphere leave your answer in terms of Pi a) radius is 5cm
b)radius is 3cm
10 points given for a right answer. thanks!

The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false

Me i'm timed right now! there's 4 answer

Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)=2x+1 g(x)=2x^2+1