Solve for 2x^4 (Cat) | ExamDuo
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CAT 2017 Slot-1
Advanced Number Concepts
Medium
Solve for 2x^4
If x + 1 = x
2
and x > 0, then 2x
4
is:
SELECT ONE OPTION
A
6 + 4√5
B
3 + 5√5
C
5 + 3√5
D
7 + 3√5
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