Evaluate 1/2a-4b2 for a= -2 b=4 options A 2 B 1/2 c 3 d 4

B)    

Step-by-step explanation:

Explanation

Given that the algebraic expression

Put a =-2 and b =4

      =

     =  

After simplification, we get

not enough information

step-by-step explanation:

we cannot know this, because the other students could have handed out 10 flyers, or they could have handed out 100. one way, the mean would go up, and another way, the mean would go down.

if x = 1, then the answer is 3.5