Find the factors of 3a2 - 13a - 10.

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Use the distributive law to multiply. 3(4x + 5y + 6)

Is the square root of 4 plus the square root of 16 rational?