Maths Number System
N = 2⁶×5⁵×7⁶×10⁷; how many factors of N are even numbers?
N = 2⁶×5⁵×7⁶×10⁷; N के कितने गुणनखंड सम संख्याएँ हैं?
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A
(a) 100
B
(b) 99
C
(c) 20
D
(d) 24
Correct Answer: Option B
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Explanation / व्याख्या:
Odd factors ignore powers of 2: (3+1)(4+1)=4×5=20.
विषम गुणनखंड = (3+1)(4+1) = 20।
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