Question

solve for A: A^2+4=45

Answer 1

answer is square root of 41

Answer 2

\[a = - \sqrt{41}\]
\[a = + \sqrt{41}\]

Answer 3

sqt41

Answer 4

\[A^2+4-4=45-4\]
\[A^2=41\]
\[A=\pm \sqrt{41}\]