Answer: y = -2
Step-by-step explanation:
Answer:
5.2
Step-by-step explanation:
Answer:
5 kg is greater
Step-by-step explanation:
5 pounds = 2.26796185 kilograms
Answer: 450
Explanation: if you divide 180 by 2 then it = how many words he can type in one minute Wich is 90 so then you just multiply 90 by 5 and it gets you your answer.
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
