" 1) Simplify: "quad ((5^(n+3)-6times5^(n+1)))/(9times5^(n)-5^(n)times2^(2))

(5^(n+3)-6times5^(n+1))/(9times5^(n)-2^(2)times5^(n))

Simplify : (5^(n+3)-6xx5^(n+1))/(9xx5^(n)-5^(n)xx2^(2))

Simplify : (5^(n+3)-6xx5^(n+1))/(9xx5^(n)-5^(n)xx2^(2))

(2^(n+3)-10times2^(n+1))/(2^(n+1)times6)=

(5^(n+3) -6xx5^(n+1))/(9xx5^n-5^nxx2^2)=?

Simplify : (5^(n+4)-6xx5^(n+2))/(9xx5^(n+1)-5^(n+1)xx4)

Simplify : (5^(n+4)-6xx5^(n+2))/(9xx5^(n+1)-5^(n+1)xx4)

Simplify -(2)/(3)times5(1)/(2)times2times7(5)/(6)times(9)/(11)

Simplify the following: (5^(n+3)-6x5^(n+1))/(9x5^(x)-2^(2)x5^(n))( ii) (6(8)^(n+1)+16(2)^(3n-2))/(10(2)^(3n+1)-7(8)^(n))

Find n,if 12times^((n-1))P_3=5times^((n+1))P_3