Category: Users’ questions

Can the product of two singular matrices be non-singular? If AB is nonsingular, then A is nonsingular. The inverse matrix B−1 and the matrix AB are both nonsingular. Hence it follows from part (a) that the product of AB and B−1 is also nonsingular. What is the product of two nonsingular matrices? So since A […]

How do I enable Facebook feed? Launch the Facebook app on your mobile phone. Touch the “Menu” icon to view options to manage your Facebook account. Touch the “Settings” icon next to “News Feed” to view options to manage the feature. Why am I not getting my Facebook feed? If your Facebook feed doesn’t appear […]

Is GTA 5 is a good game? Grand Theft Auto V is a fantastic game that’s widely considered the best of the decade. However, it has some stiff competition with other big titles. It could be argued though, that it’s not just the best title in the GTA series, but also the greatest game of […]

Are H Upmann good cigars? Upmann 1844 Reserve has scored numerous 90+ ratings. As with many Robusto-shaped vitolas, the burn is even but requires a few minor touch-ups. At the half-way point, the ash maintains a firm shape as is expected with a true premium cigar. A crucial factor that sways a cigar from average […]

What is an audit trail database? An audit trail (also called audit log) is a security-relevant chronological record, set of records, and/or destination and source of records that provide documentary evidence of the sequence of activities that have affected at any time a specific operation, procedure, event, or device. How do you audit a database? […]

Can I put a tin ceiling in a bathroom? You can incorporate beautiful metal ceiling tiles into any style room, from modern to antique. Tin ceiling tiles are also a great decorating option because they can be used anywhere in the home, from the kitchen to the garage. Metal ceiling tiles can be used in […]

Can the Pearson VUE trick be wrong? Myth #3: The Pearson VUE trick. Some people think they can get their “pass or fail” result early by registering for the NCLEX again on the Pearson VUE website: if you’re able to register, you failed, and if you aren’t, you’re passed. Again, this is just not true. […]

What are the procedure in opening bar? Bar Opening Checklist Do a Preliminary Building Check. When your staff first arrives, they should do a quick scan of the property inside and out to make sure everything looks in order. Polish and Sanitize Surfaces. Take Inventory of Beverages. Set Up the Room. Prep and Refill the […]

Where is my address book on my Android phone? See your contacts On your Android phone or tablet, open the Contacts app . At the top left, tap Menu . See contacts by label: Choose a label from the list. See contacts for another account: Tap Down arrow. pick an account. See the contacts for […]

How do I open Notification Center on iPad? View notifications To view recent notifications, swipe down from the top of the screen to access the Notification Center. How do I edit notification center on iPad? Change notification settings on iPad Go to Settings > Notifications. To schedule a notifications summary, tap Scheduled Summary, then turn […]