The student added 9 1/2 instead of adding -9 1/2

For the statement to be true, 'a' and 'b' must be equal
*First expand the binomial using FOIL, then set it equal to whats given "2abi".
Then you can find the relationship between a and b.
I think your answer is A. (0,5)
Hope this helps!! Have a great day!! :)))
Answer: 15
Step-by-step explanation: This is one of those square roots you'll memorize really quickly. You don't even have to simplify it, since it's an integer.