(-a+3b+7c) ^2 expand it
Answers
Answered by
6
Answer:
answer for the given problem is given
Attachments:
![](https://hi-static.z-dn.net/files/da2/d39ac7a58053f2c669577433dc0ba4f6.jpg)
Answered by
1
Answer:
(-a+3b+7c)² = (-a)² + (3b)² +(7c)² +2(-a)(3b) +2(-a)(7c) +2(3b)(7c)
=> a² + 9b² + 49c² - 6ab - 14ac + 42bc
Similar questions
Math,
4 months ago
Physics,
4 months ago
Business Studies,
10 months ago
Chemistry,
1 year ago
Math,
1 year ago