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in Mathematics by (69.5k points)

The number of solutions (x, y, z) to the system of equations 

 x + 2y + 4z = 9, 4yz + 2xz + xy = 13, xyz = 3

 Such that at least two of x, y, z are integers is –

(A) 3 

(B) 5 

(C) 6 

(D) 4 

1 Answer

+1 vote
by (74.3k points)
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Best answer

Correct option (B) 5

Explanation:

Hence there are five solutions. 

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