Answer:
X=2.5
Step-by-step explanation:
4+6+4+7+X+(X+1)+8+2/8=5
31+X+(X+1)/8=5
40=31+X+(X+1)
9=X^2+X
X=2.5
Answer:
X = 2 Y = 5
Step-by-step explanation:
3x + 2y = 16 7x + y = 19
3(2) + 2(5) = 16 7(2) + (5) = 19
6 + 10 = 16 14 + 5 = 19
16 = 16 19 = 19
There are so many relationships between the original entity and new relation.
The relation mapped from an entity involved in a 1:1 unary relationship contains a foreign key that correspond to its own primary key. 1 to one foreign key will be unique.
Answer:0.138
Step-by-step explanation:
Given
A blue die and a red die is rolled once such that each face is marked with different number
Favorable outcome of getting 6 is
(5,1) , (1,5) , (4,2) , (2,4) , (3,3)
Total outcomes =36
Probability of getting a sum of 6 is