Answer:
If it is
then it is the solution
because the square root of an expression multiplied by itself gives that expression.
Answer:
Yes, you can square a negative number. In fact, any number at all can be squared, even numbers like pi and 0. This is because to square a number just means to multiply it by itself. For example, (-2) squared is (-2) (-2) = 4. Note that this is positive because when you multiply two negative numbers you get a positive result.
Step-by-step explanation:
The quadratic formula is...

your a will be in front of your x^2, b in front of your x, and c will be the number without an x. Plug those into the equation and you'll get two answers. That will be it
B) 0.56
becouse you only need to divide 5 by 9
Answer:
are u sure this only the question or it came with a picture or something???