Will give brainliest !
a box contains 8 white cards and 6 black cards.

what is the probability of choosing a black card then a white card, without replacement?

12/49

24/91

16/49

15/91

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