factorise by using brain
[tex] {25a}^{2} - 4b ^{2} + 28bc - {49c}^{2} [/tex]
Share
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
1 Replies