HELPPP PLZ WHATS THE ANSWER PLZ DONT SEND A FILE PLZ EXPLAIN STEP BY STEP FOR THE ANSWER IF YOU KNOW IT!! What's the rule to this reflection for 1 and 2?

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Which graph corresponds to the function f(x) = x2 + 4x – 1?

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)