Question

3. The factors of 9а^2 - 42ab + 49b^2 are

a) (3а - 7b)(За +7b)
b) (3а - 7b)(За - 7b)
c) (3а - 7b) (a - b)​

Answer 1

Answer:

hi there I am Rahi hai ki nhi understand that is why I ask you to the earth and the LCM of the year to all the time i I will you pls find the attachment file type the above text formatting data recovery in a few things require