Question

Answer the following questions.
5. Divide :(5y3-25y2+8y)by 5y.
6. Find the value of (3a+4c)2 by using the identity(a+b)2.
7)Factorise :49x2-64y2.

please give explained​

Answer 1

Answer:

5. y3- 5y2 + 1.6y

7 ..(7x +8y) ( 7x-8y)

6 . 6a +8c

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

question 1

solution : D=D×Q+R

question 2

solution : using identity

( a+b)^2=a^2+b^2+2ab

question 3

solution: using identity

a^2 - b^2 = (a+b) (a-b)