Which side lengths form a right triangle? Choose all answers that apply:
A
11, 13, 290
B
7.24.25
2.5.7

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

How do you write 0.5% as a fraction