Exercise 3f Rs aggarwal class 9th math
20 videos • 161 views • by Dear Mathematician
Exercise 3f Rs aggarwal class 9th math
1
factorise 1.x^3+27
Dear Mathematician
Download
2
factorise 2. 27a^3+64b^3
Dear Mathematician
Download
3
factorise 3.125a^3+1/8 4.216x^3+1/125
Dear Mathematician
Download
4
factorise 5. 16x^4+54x 6. 7a^3+56b^3
Dear Mathematician
Download
5
factorise 7. x^5+x^2 8. a^3+0.008
Dear Mathematician
Download
6
factorise 9. 1-27a^3 10.64a^3-343
Dear Mathematician
Download
7
Factorise 11. x^3-512 12.a^3-0.064
Dear Mathematician
Download
8
factorise 13.8x^3-1/27y^3 14.x^3/216 -8y^3
Dear Mathematician
Download
9
factorise 15. x-8xy^3 16. 32x^4-500x
Dear Mathematician
Download
10
factorise 17. 3a^7-81a^4b^4 18. x^4y^4-xy
Dear Mathematician
Download
11
factorise 19.8x^y^3-x^5 20. 1029-3x^3
Dear Mathematician
Download
12
Factorise 21.x^6-729 22.x^9-y^9
Dear Mathematician
Download
13
factorise 23. (a+b)^3-(a-b)^3 24. 8a^3-b^3-4ax+2bx
Dear Mathematician
Download
14
Factorise 25. a^3+3a^2b+3ab^2+b^3-8 26.a^3-1/a^3-2a+2/a
Dear Mathematician
Download
15
Factorise 27. 2a^3+16b^3-5a-10b 28. a^6+b^6
Dear Mathematician
Download
16
factorise 29. a^12 -b^12 30.x^6-7x^3-8
Dear Mathematician
Download
17
factorise 31.x^3-3x^2+3x+7 32.(x+1)^3+(x-1)^3
Dear Mathematician
Download
18
factorise : 33. (2a+1)^3+(a-1)^3 34.8(x+y)^3-27(x-y)^3
Dear Mathematician
Download
19
Factorie : 35. (x+2)^3+(x-2)^3 36. (x+2)^3-(x-2)^3
Dear Mathematician
Download
20
37. prove that (0.85×0.85×0.85+0.15×0.15×0.15)/(0.85×0.85-0.85×0.15+0.15×0.15)=1
Dear Mathematician
Download