subject
Mathematics, 20.10.2020 05:01 sisterskrrt

What are all the subsets of the set? {–1, 9}
A. empty set, {–1}, {9}
B. {–1}, {9}, {–1, 9}
C. empty set, {–1}, {9}, {–1, 9}
D. {–1}, {0}

20 points btw!!

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Witch represents the inverse of the function f(x)=1/4x-12
Answers: 1
question
Mathematics, 21.06.2019 22:00
What is the slope of the line (-7,2) (4,6)
Answers: 2
question
Mathematics, 21.06.2019 22:30
Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.
Answers: 1
question
Mathematics, 22.06.2019 01:10
Which has the greater energy, light of wavelength 519 nm or light with a frequency of 5.42 x 10^8 sec^-1?
Answers: 2
You know the right answer?
What are all the subsets of the set? {–1, 9}
A. empty set, {–1}, {9}
B. {–1}, {9}, {–1,...
Questions