The number of the real roots of the equation 2cos (x(x + 1)) = 2x + 2- – McqOptions

MCQOPTIONS

1.	The number of the real roots of the equation 2cos (x(x + 1)) = 2x + 2-x is
A.	infinite
B.	2
C.	0
D.	1
Answer» E.

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