Answer:
11
Step-by-step explanation:
2-8 you need to minus the first number
Answer:
eeeytfdhsrgsdfgdxgtdrytd
Step-by-step explanation:
Answer:
see below
Step-by-step explanation:
(2x + i)(2x – i)
FOIL
first 2x*2x =4x^2
outer -i * 2x = 2x i
inner i * 2x = 2x i
last i * -i = -i^2 and i^2 = -1 so - (i^2 ) = - (-1) = 1
Add together
4x^2 + 2xi -2x i +1
Combine like terms
4x^2 +1
Answer:
13.24
Step-by-step explanation:
If you put it into the calculator, you get the answer. Or you could do long division, but that's difficult for no reason. You could also divide each number individually by 2, as they are all even, so that works too.
Hope this helps!
