Question

can anybody tell me 8 one by using 7 th one method​

Answer 1

Answer:

This should be helpful

Step-by-step explanation:

Here's the solution

Answer 2

Answer:

Firstly I'd like to tell you that your solution for question 7 is is long I have included the solution for question 7 and question in both below

Step-by-step explanation:

Q7. 16a^2 -144

as we know a^2-b^2 =(a+b)(a-b)

--->(4a+12) (4a-12)

Q8 63a ^2 - 112b^2

as we know a^2-b^2=(a+b) (a-b)

--->(√63a+√112)(√63a-√112)

Hope this is helpful