Question

please help kardo ......


chapter 2 maths class9​

Answer 1

Answer:

6 a) Area : 35y²+13y-12

35y²+28y-15y-12

7y(5y+4) -3(5y+4)

(7y-3)(5y+4)

b) Volume : 13ky²+8ky-20k

k(12y²+8y-20)

k[12y(y-1)+20(y-1)]

k[(12y+20) (y-1)]

4k(5y+5)(y-1)

7 a) in picture

b) 12x²-7x+1

12x²-(3+4)X+1

12x²-3x-4x+1

3x(4x-1)-1(4x-1)

(3x-1).(4x-1)

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Answer 2

Answer:

Awesome handwritting