<span>х is the first number
(x + 1) is the second number
(x + 2) is the third number
(x + 3) is the fourth number
</span>
x + x+1 + x+2 + x+3 = 230
4x + 6 = 230
4x = 230 - 6
4x = 224
x = 224/4
x = 56 the first number
56 + 1 = 57 the second number
56 + 2 = 58 the third number
56 + 3 = 59 the fourth number
Answer: 56, 57, 58, 59.
It Will Be option A ok 2r -6'²
Answer:
q = 42
Step-by-step explanation:

Hope this helps.
a. The marginal densities

and

b. This can be obtained by integrating the joint density over [0.25, 1] x [0.5, 1]:

Answer:
$4.99
Step-by-step explanation:
20-5.03=14.97
14.97/3=4.99