Answer: +/- 0.018
All you have to do is plug the known values into the equation and evaluate it.
First, do the work under the square root sign. 0.77(1-0.77) / 2100 gives you a very small number. If you take the square root of that, you will have 0.0091.
The last step is to just multiply that by 2 and you will have 0.018
27⅛ ÷ 3½
in my opinion, turning it into a decimal is easier
27 ⅛ = 27.125
3 ½ = 3.5
so.....
27.125 ÷ 3.5 = 7.75 which is also 7 ¾
Answer: I don’t have a number line, but...
Step-by-step explanation:
If you add -1 to any number, you lose one, right?
So, do that five times, and use the properties to show that there is no difference between them.
The answer is 72 or 18 I got 18 I divided
Answer:
10x² + 3xy + 3x - y² + 3y
Step-by-step explanation:
(2x + y)(5x - y + 3)
10x² - 2xy + 6x + 5xy -y² + 3y
10x² + 3xy + 3x - y² + 3y