PLA HELP! ASAP! A contractor is building a set of stairs out of concrete. Each stair is exactly the same length, width, and height.
And don’t answer if you don’t know it!

Find the value of x that will make l ll m

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

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