Please help me guyz
tomorrow exam
Attachments:
Answers
Answered by
1
(5r + 2/3)^2 - (2r - 1/3)^2
= (5r + 2r +2/3 - 1/3) (5r - 2r + 2/3 + 1/3)
= (7r + 1/3) (3r + 3/3)
= (7r +1/3)( 3r +1)
Similar questions