solve all maths question briefly
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.
Answer:
the denominator will be 70
Step-by-step explanation:
(7root5)-(5root7)×(7root5)+(5root7)
a^2-b^2=(a+b)(a-b)
=(7root5)^2-(5root7)^2
=49×5-25×7
=245-175
=70
THE QUESTION IS NOT SEEING CLEARLY