2 items are filed under this topic.








777777 times 111111 
20100707 

From Chew: What is 777777 times 111111 without using a calculator? Answered by Chris Fisher. 





Some algebra 
20011015 

From James: I cannot figure these out I was wondering if you could help me? I have no one to answer my questions.  (7x^{2} 3yz)^{2} (7x^{2} + 3yz)^{2}
 Use Pascals triangle to expand (2x y)^{4}
 8x^{3} y  x^{3} y^{4}
 (m + 3n)^{2} 144
 12x^{4} y 16x^{3} y^{2} 60x^{2} y^{3}
 p^{3} q^{2} 9p^{3} + 27q^{2} 243
Answered by Peny Nom. 


