Question

5^11-(6x5^10-2x5^10)

Answer 1

$5^{11} -(6* 5^{10} -2* 5^{10} )= \\ \\ 5^{11}-2(3* 5^{10} - 5^{10} )= \\ \\ 5^{11} -2* 5^{10} (3*1-1)= \\ \\ 5^{11} -2* 5^{10} *2= \\ \\ 5^{10} (5-2*1*2)= \\ \\ 5^{10} *1=\boxed{ 5^{10} }$