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chapter 6 We Distribute, Yet Things Multiply -Part 4

If Step k has k2 + 2k circles, Step 9 has how many circles?

Type: MCQ • Marks: 1
If Step k has k2 + 2k circles, Step 9 has how many circles?
Options
A. 99
B. 108
C. 90
D. 81
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Class 8th Ganita Prakash Part 1

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