一 12 Monday, August 31, 1992 1. (1) $A = \begin{vmatrix} 1 & 2 \\ 3 & 4 \end{vmatrix}$ (2) $B = \begin{vmatrix} a & b \\ c & d \end{vmatrix}$ UNIVERSITY DAILY KANSAN You know, it's so ridiculous. If I don't call my parents every Sunday at exactly 5 o'clock, they think I was kidnapped by aliens, or something. Anyway, one Sunday me and Mark, we decide to take-off and check out the city. So we're hanging out and I look at my watch. 5 o'clock. Alright, so my calling card and I head down to the local pool hall. (Which I happen to know has a payphone.) And I tell the folks the Martians send their best." o matter where you happen to be, the AT&T Calling Card can take you home. It's also the least expensive way to call It's also the least expensive way to call on AT&T, when you can't dial direct. With state-to-state on AT&T, when you can't dial direct. With the new AT&T Call and Save Plan, you'll get special discounts on AT&T Calling Card calls* .And once you have your card, you'll never need to apply for another. If you get your Calling Card now, your first call will be free** And you'll become a member of AT&T Student Saver Plus, a program of products and services that students time and money. if which makes the AT&T Calling Card out of this world. saves students time and money. All of which makes the AT&T Calling Card out of this world. To get an AI&T Calling Card for off-campus calling, call 1800654-0471 Ext.850. © 2012 FCC. **Proceed CC acceptance.** Please send us about 800 numbered details *No more money than 1,438 L.O. Certificate equivalent to 22 minutes of card or device dried, clean to right, and weekend calling based on hours effective 8/9/12. You must get at least two minutes remaining when asked to offer one certificate equivalent. AT&T