Pls answer this quick
after stepping into a room with unusual lighting, lamont's pupil has a diameter of 8 millimeters. what is the pupil's radius?

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.