What is the absolute value of -4 - the square root of -2

Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

With both problems. a.s.a.p directions on photo ^