1. [-/8.05 Points] DETAILS AUFEXC4 3.6.003. MY NOTES ASK YOUR TEACHER Use an Euler diagram to determine whether the argument is valid or invalid. Some plants have flowers. All things that have flowers are beautiful. * Some plants are beautiful. Flowers Beautiful Beautiful Plants Plants Flowers Plants P Plants Beautiful Beautiful Flowers Flowers The argument is (No Response) . Need Help? Read it 2. [-/8.05 Points] DETAILS AUFEXC4 3.2.041. MY NOTES ASK YOUR TEACHER Make use of one of De Morgan's laws to write the given statement in an equivalent form. It is not true that, she received a promotion or that she received a raise. She did not receive a promotion but she did receive a raise She received a promotion but she did not receive a raise. She received a promotion and she received a raise. She either received a promotion or she received a raise, but not both. O She did not receive a promotion and she did not receive a raise. Need Help? Read it 3. [-/8.05 Points] DETAILS AUFEXC4 1.2.003. MY NOTES ASK YOUR TEACHER Construct a difference table to predict the next term of the sequence. -1, 4, 21, 53, 103, 174, 269, . . . (No Response) Need Help? Read it Watch It