3 years ago

How many subsets does the set A have? A={-3,-2,-1,0,1,2,3}

Mathematics

1 answer:

lions [1.4K]3 years ago

6 0

Answer:

128

Step-by-step explanation:

You find the number of subsets of a set by using the formula $2^{\text{ number of elements}$ .

We have 7 elements so that means we have $2^{7}=128$ subsets.

You might be interested in

Among the career home run leaders for Major League Baseball, hank aaron has 181 fewer than twice the number of chipper Jones. Ha

adoni [48]

Answer: He has 287 home runs

Step-by-step explanation:

Let's define:

H = home runs of Hank

J = home runs of Jones.

We know that:

H = 2*J - 181

H = 755

Then we can replace the second equation into the first one:

755 = 2*J - 181

(755 - 181)/2 = J

287 = J

6 0

3 years ago

How to do this and I need help pls

tatuchka [14]

Answer:

$9$

Step-by-step explanation:

$f(x) = (x - 2)^{2} \\ f(5) = (5 - 2)^{2} \\ f(5) = {(3)}^{2} \\ f(5) = 3 \times 3 \\ f(5) = 9$

7 0

3 years ago

X+3+5x= <br> x plus three plus five x equal

choli [55]

Answer:

6x+3

Step-by-step explanation:

If you're just combining like terms this is the correct answer

5 0

3 years ago

Math linear functions

Ivenika [448]

Answer:

60x-80

Step-by-step explanation:

per hour is x and the fee is negative 80

5 0

4 years ago

Simplify -12x + 5x. <br> -7 <br> -7x<br> -17x

Leno4ka [110]

7x. Try to ignore the X's for a second and think of the problem as -12+5 (aka 5-12). The answer to that is 7. now add the x back again to get: 7x

7 0

4 years ago

Read 2 more answers