What fraction multiplied by itself is equal to 4/25?

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

I’m really confused and need to learn this

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?