Find the product
(i) 4m x (m²+ n² - 2)
(ii) (a²- 1)(a +3)
(iii) (3m - 2n) (4m + n)
Answers
Answered by
1
Step-by-step explanation:
1
4m×(m2+n2-2)
=m2+n2-2-4m
=n2+2=m2-4m
=3n2=3m2
=3m2+3n2
2
(a2-1) (a+3)
=(a2)(3a)
=3a2
3
(3m-2n) (4m+n)
(2n-n) (4m+3m)
(1n) (7m)
Similar questions