Question

If
X = 28 + (1 X 2 X 3 X 4 X ... X 16 X 28) and
Y = 17+ (1 X 2 X 3 X... X 17), then which of the
following is/are true?
1. X is a composite number
2. Y is a prime number
3. X - Y is a prime number
X + Y is a composite number.
(a) Both (1) and (4) (b) Both (2) and (3)
(c) Both (2) and (4) (d) Both (1) and (2)
4.
.:​

Answer 1

Answer:

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Step-by-step explanation:

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