Which expressions are equivalent to this expression? 4x+4 select each correct answer. a. 4(x+4) b. x+3x+4 c. 2(2x+2) d. 2x+1+2x+3

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?

Which number line represents the solution set for the inequality -1/2x> 24?

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.