a:6:{i:0;a:13:{s:2:"id";s:4:"1697";s:4:"name";s:253:"<p><span style="font-family: arial, helvetica, sans-serif; font-size: small;">Oblicz</span></p>
<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%24%5Clog_2%7B8%7D%24" alt="$\log_2{8}$" /></p>";s:9:"hide_time";s:1:"0";s:11:"one_is_good";N;s:13:"feedback_good";s:0:"";s:14:"feedback_wrong";s:0:"";s:4:"help";s:0:"";s:4:"icon";s:0:"";s:5:"movie";s:0:"";s:14:"movie_duration";N;s:4:"type";s:1:"1";s:6:"active";s:1:"1";s:4:"test";s:3:"485";}i:1;a:13:{s:2:"id";s:4:"1698";s:4:"name";s:273:"<p><span style="font-family: arial, helvetica, sans-serif; font-size: small;">Oblicz</span></p>
<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%24%5Clog_6%7B%5Csqrt%7B6%7D%7D%24" alt="$\log_6{\sqrt{6}}$" /></p>";s:9:"hide_time";s:1:"0";s:11:"one_is_good";N;s:13:"feedback_good";s:0:"";s:14:"feedback_wrong";s:0:"";s:4:"help";s:0:"";s:4:"icon";s:0:"";s:5:"movie";s:0:"";s:14:"movie_duration";N;s:4:"type";s:1:"1";s:6:"active";s:1:"1";s:4:"test";s:3:"485";}i:2;a:13:{s:2:"id";s:4:"1699";s:4:"name";s:285:"<p><span style="font-family: arial, helvetica, sans-serif; font-size: small;">Oblicz</span></p>
<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%20%24%5Clog_3%7B18%7D-%5Clog_3%7B2%7D%24" alt=" $\log_3{18}-\log_3{2}$" /></p>";s:9:"hide_time";s:1:"0";s:11:"one_is_good";N;s:13:"feedback_good";s:0:"";s:14:"feedback_wrong";s:0:"";s:4:"help";s:0:"";s:4:"icon";s:0:"";s:5:"movie";s:0:"";s:14:"movie_duration";N;s:4:"type";s:1:"1";s:6:"active";s:1:"1";s:4:"test";s:3:"485";}i:3;a:13:{s:2:"id";s:4:"1700";s:4:"name";s:630:"<p><span style="font-family: arial, helvetica, sans-serif; font-size: small;">Rozstrzygnij, czy funkcje</span></p>
<p><span style="font-family: arial, helvetica, sans-serif; font-size: small;"><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%24f(x)%3D%5Clog%7B(x-2)%7D-%5Clog%7B(3-x)%7D%24%20%0A" alt="$f(x)=\log{(x-2)}-\log{(3-x)}$ 
" />  i  <img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%20%24g(x)%3D%5Clog%7B%5Cfrac%7Bx-2%7D%7B3-x%7D%7D%24" alt=" $g(x)=\log{\frac{x-2}{3-x}}$" />  są równe.</span></p>";s:9:"hide_time";s:1:"0";s:11:"one_is_good";N;s:13:"feedback_good";s:0:"";s:14:"feedback_wrong";s:0:"";s:4:"help";s:0:"";s:4:"icon";s:0:"";s:5:"movie";s:0:"";s:14:"movie_duration";N;s:4:"type";s:1:"1";s:6:"active";s:1:"1";s:4:"test";s:3:"485";}i:4;a:13:{s:2:"id";s:4:"1701";s:4:"name";s:274:"<p><span style="font-family: arial, helvetica, sans-serif; font-size: small;">Rozwiąż równianie:</span></p>
<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%24%5Clog_3%7Bx%7D%3D2%24" alt="$\log_3{x}=2$" /></p>";s:9:"hide_time";s:1:"0";s:11:"one_is_good";N;s:13:"feedback_good";s:0:"";s:14:"feedback_wrong";s:0:"";s:4:"help";s:0:"";s:4:"icon";s:0:"";s:5:"movie";s:0:"";s:14:"movie_duration";N;s:4:"type";s:1:"1";s:6:"active";s:1:"1";s:4:"test";s:3:"485";}i:5;a:13:{s:2:"id";s:4:"1702";s:4:"name";s:302:"<p><span style="font-family: arial, helvetica, sans-serif; font-size: small;">Rozwiąż równianie:</span></p>
<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%24%5Clog_9%7Bx%7D%2B%5Clog_3%7Bx%7D%3D3%24" alt="$\log_9{x}+\log_3{x}=3$" /></p>";s:9:"hide_time";s:1:"0";s:11:"one_is_good";N;s:13:"feedback_good";s:0:"";s:14:"feedback_wrong";s:0:"";s:4:"help";s:0:"";s:4:"icon";s:0:"";s:5:"movie";s:0:"";s:14:"movie_duration";N;s:4:"type";s:1:"1";s:6:"active";s:1:"1";s:4:"test";s:3:"485";}}