Evaluate the expression 3^0 - 5^0

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

If np3 /nc2 = 6, find the value of n

If a suspect is in possession of 20 grams of cocaine how many ounces does he possess what will the charge be