Economy, asked by geetoinam4294, 11 months ago

10-20, 20-30, 30-40, 40-50 में वर्ग-विस्तार (i) है
(अ) 10
(ब) 5
(स) 15
(द) इनमें से कोई नहीं

Answers

Answered by somaya95
2

Answer:

Option d

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Answered by Somayayadav01
1

Answer:

Option d) is right.........

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