Factor out the greatest common factor 6ab+9bc

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

In the rectangle below ac=30 units what is de

What is always true about a positive integer raised to a negative odd power?