Express the following in standard form: i) 39700000 ii) 0.00000023 iii) 0.00057865

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?