Answer:
The element you add is 
Step-by-step explanation:
The element you add is 
Remember that

So, in order to complete the square you add 
But when you multiply times
you get

Answer:
there are 7 outcomes.
the chances of one is one in 7 and the chances of two is 1 in 14. the third is somewhere around 43%
Hope this helps!!! Brainliest?!
Step-by-step explanation:
Answer:<2 and <3 are the two angles that are exterior angles!
Step-by-step explanation:
Hope this helped!
<!> Brainliest is appreciated! <!>
Answer: 54
Explanation step by step: according to bidmas you must open the bracket first before any other thing. so the solution is 5×5-7×3