The equation of a circle centered at the origin is x^2+y^2=64.what is the radius of the circle?
a.32
b.8
c.4
d.64

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

What is the expression in factored form? 3x^2 + 18x + 24 a. 3(x+2)(x+4) b. 3(x-2)(x+4) c. 3(x-2)(x-4) d. 3(x+2)(x-4)