Question

4. Expand each of the following, using suitable identities:
(i) (3a + 4b + 5c)2
(ii) (-4a + 2b + 3c)2
2
(iii) (2x – y +z)?
(iv)
1
a--b+1
2 2
(v) (2a + b + 2)2
(vi) (-2x + 5y – 3z)?
5. Factorise the following:​

Answer 1

Answer:

plzz clearly ques bhejo