Factorize the expression

Arrange the expression in the form of factorization..

Factorise : 10. $24a^{2}-54b^{2}$ 
$1.$ $x^{2}-25$ 11. $75x^{2}-27$ 
2. $x^{2}-256$ 12. $3p^{5}-48p^{3}$ 
3. $121a^{2}-1$ 13. $63x^{2}y^{2}-7$ 
4. 4- 9p* 14. $16x^{2}-\left(5y+$ ? 
5. $4p^{2}-9q^{2}$ 15. $\left(7a-6b\right)^{2}-16c^{2}$ 
6. $49a^{2}-225b^{2}$ 16. $\left(4x+5y\right)^{2}-1$ 
17. $16x^{2}-\left(5y+7^{2}$ 
7. $a^{2}b$ $4c-1$ $6$ 18. $100-\left(a-4\right)^{2}$ 
Evaluate : 
8. $36x^{2}-\dfrac {1} {169}$ $36\left(a+b\right)^{2}-49\left(a-b\right)^{2}$ 19. $\left(205\right)^{2}-\left(195\right)^{2}$ 
9. 20. $\left(6.4\right)^{2}-\left(3$ .6) 

5. Factorize the following using 
$\left(\right)$ $9a^{2}-25b^{2}$ 
$\left(ii\right)$ $1$ $36x^{2}+60xy+25y^{2}$ ws w.$x\right)$ $48p^{2}-27q^{2}$ – 
$x\right)$ $\left(2a-b\right)^{2}-9c^{2}$ – 
(v) $x^{2+4y^{2}}-4xy-9z^{2}$ – – $xy^{5}-1x^{5}$ - 

Which of the following can't be factored by difference of squares? 3 points 
$4a^{2}-25b^{2}$ $9m^{4}+4n^{4}$ 
Option $01$ $o0tlon2$ 
$25y^{3}$ $-9x^{3}$ $16x^{2}$ $-y^{2}$ 
$0n3$ Option 
Option $On4$ 
$25x^{4}$ $-y^{4}$ $4a^{6}+25v^{6}$ 
Option $n5$ Option 6 

Calculator search results