Given the following sets, for each set operation provide the elements of the resulting set in set notation or the cardinality of the set A = {1,2,3,4}
B = {-1, -2,-3}
C = {-1,0,1,2,3,4}
D = {2, 3, 4, 5, 6, 7}
E = {x E Z: x is odd}
F = {x E Z+:xs 7}
G = {x E Z+:x < 7}
H = {x E Z+: X 56}

What is the first step in creating a maintenance ?

Peter is thinking of a number which isless than 50. the number has 9 factors.when he adds 4 to the number, itbecomes a multiple of 5. what is thenumber he is thinking of ?

Which of the statements below describe the guidelines for the use of text in presentation programs? a. do not use numbered lists. b. fonts should be appropriate for your audience. c. limit the number of fonts you use to three or four. d. only use bulleted lists for sales promotions. e. select font sizes that are appropriate for your delivery method. f. use font colors that work well with your background. select all that apply