QUESTION 42 Permutations and Combinations Use the combination formula below to find the number of outcomes when n=8 and r=4. (nr)​

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy

The value of cos 30° is the same as which of the following?

Find the root(s) of f (x) = (x- 6)2(x + 2)2.