×

#### Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Click to Chat

1800-1023-196

+91-120-4616500

CART 0

• 0

MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
```
Let A and B be two sets each containing three elements then sum of digit in number of subsets of A×B , each having at least two and at most 7 elements, is equal to?
Let A and B be two sets each containing three elements then sum of digit in number of subsets of A×B , each having at least two and at most 7 elements, is equal to?

```
3 years ago

Meet
137 Points
```							Total subsets are 2^9 - {9C0 + 9C1 +9C8 + 9C9}= 492. Therefore sum of digit in number of subsets of A×B is 4+9+2=15
```
3 years ago
Think You Can Provide A Better Answer ?

## Other Related Questions on Algebra

View all Questions »

### Course Features

• 731 Video Lectures
• Revision Notes
• Previous Year Papers
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Test paper with Video Solution

### Course Features

• 101 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions