Answer:
n(U) = n(AUB) + n(AUB)'
Step-by-step explanation:
The cardinality of the universal set will be to add the cardinalities of both the union of A and B i.e (A U B) and and the compliments of A and B i.e n(AUB)'
Answer:
x>5
Step-by-step explanation:
2x - 7 > 3
Add 7 to both sides
2x - 7 +7 > 3+7
2x > 10
Divide both sides by 2
2x/2 > 10/2
x > 5
I hope this was helpful, please mark as brainliest
Answer:
30.4m
Step-by-step explanation:
Diameter(D) = 2r (radius)
D = 9.7m
r = 9.7m / 2
= 4.85m
C = 2πr
= 2π × 4.85m
= 30.47344873982099m
rounding - Leave it as is if the digit in the tenth is 4 or lower
- round it up if it's 5 or higher.
~~ 30.4m
Answer:
- d - cost
- a - number of attendees
<u>If budget is $99, then the equation is:</u>
- 99 = a + 96
- a = 99 - 96
- a = 3
Maximum number of attendees is 3