Sameena Classes
Pages
Home
8th Standard
7th Standard
Maths Formula
Practice Test
Grammar
Essay
Dictionary
Sunday, 20 September 2020
Practice Set 5.1
Expand
Formulae:-
(x + a) (x + b) = x² + (a + b)x + ab
1)
(a + 2) (a - 1)
2)
(m - 4) (m + 6)
3)
(p + 8) (p - 3)
4)
(13 + x) (13 - x)
5)
(3x + 4y) (3x + 5y)
6)
(9x - 5t) (9x + 3t)
7)
(m + 2/3) (m - 7/3)
8)
(x + 1/x) (x - 1/x)
9)
(1/y + 4) (1/y - 9)
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)

## No comments:

## Post a Comment