Question

Solve by completing the square.

Answer 1

4t^2-4t+9=0

Answer 2

u can use quadric formula

Answer 3

whats that

Answer 4

quadratic formula is
\[-b+-\sqrt{b ^{2}-4*a*c}/2*a\]

Answer 5

\[-4+-\sqrt{4^{2}-4*4*9}/2*4\]

\[-4+-\sqrt{16-144}/8\]

\[-4+-\sqrt{-128}/8\] no exit