It is called a difference of squares because there are two things squared being subtracted. You can recognize it when there are two terms, subtraction between the two of them, and you know the square root of both
H = positive (14) because -98 / -7 is 14
U = is (-144) because it has u multiply 6 instead of dividing to remove it. If you do it ot one side you must do it to all other sides.
Q = 18 * 5 is (90)
I believe the answer is 0.5
Jack is in debt after borrowing some money. He has more than -3.5 dollars and less than -2.5 dollars. Write this as an inequality.
-sqrt(36) = -6
Hope this helps :)