A building casts a shadow 44 min long at same time the shadow cast by a 62 cm tall pole is 51 cm long

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

What is the range? can’t seem to find it out

[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