Question 397228
1.


<a href="http://www.codecogs.com/eqnedit.php?latex=(x – 9)^2= 34" target="_blank"><img src="http://latex.codecogs.com/gif.latex?(x – 9)^2= 34" title="(x – 9)^2= 34" /></a>


{{{x^2 - 18x + 81= 34}}}


{{{x^2 - 18x + 81-34=0}}}

{{{x^2 - 18x + 47=0}}}


*[invoke quadratic_formula 1, -18, 47, "x"]


2.

<a href="http://www.codecogs.com/eqnedit.php?latex=(t – 2)^2= 25" target="_blank"><img src="http://latex.codecogs.com/gif.latex?(t – 2)^2= 25" title="(t – 2)^2= 25" /></a>


{{{t^2 - 4t + 4= 25}}}

{{{t^2 - 4t + 4- 25=0}}}

{{{t^2 - 4t - 21=0}}}

*[invoke quadratic_formula 1, -4, -21, "x"]