Question

If 25x2- 49y2 has one factor (5x-7y), then the other factor is…..


1. 7x+5y
2. -7x-5y
3. 5x+7y
4. -5x+7Y

Answer 1

HEY BUDDY

THE ANSWER IS 3. 5X+7Y

FOR CLEAR EXPLANATION REFER THE PHOTO

HOPE IT HELPS YOU

Answer 2

Answer:

25x²-49y²=(5x) ²-(7y) ²

using identity a²-b²=(a+b) (a-b)

(5x) ²-(7y) ²=(5x+7y) (5x-7y).

other factor is 5x+7y.