I need help help me and no links

Every rhombus is a square. true false

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio