julieedjensen
julieedjensen julieedjensen
  • 02-09-2016
  • Mathematics
contestada

I'm pretty sure d) is supposed to be 3a^2 - 3b^2. Where have I gone wrong?

Im pretty sure d is supposed to be 3a2 3b2 Where have I gone wrong class=

Respuesta :

SyntaxError
SyntaxError SyntaxError
  • 02-09-2016
[tex](2a+b)^2-(a+2b)^2 \\ (4a^2+4ab+b^2)-(a^2+4ab+4b^2) \\ (4a^2+4ab+b2-a^2-4ab-4b^2) \\ (3a^2-3b^2) Final Answer [/tex]
Answer Link

Otras preguntas

Is the battle of Hong kong important today as it was in the past
i need help please!!!!!!!!!!!!!!!!!!!
Which expression is a factor of 21x2 + 13x – 20? A 3x – 4 B 72 - 5 C 7x +4 D 30 + 5
The area of a circle is 153. 86 square meters. What is the the diameter of the circle? Use 3. 14 for π. d = meters
5 reasons for irrigation in agriculture
I messed up Èeeeeeeeeeeeeeeeeeeee
Which of the following is an important safety tool when working with paper art? Cutting mat Frame Paper Page protector
RIGHT ANSWERS ONLY THIS HELPS DECIDE IF I PASS MY GRADEWhich piece of evidence would most likely be relevant to this research question? What actions can we take
1. Join the following sentences using a correct relativeword. Omit the relative word if possible. • The cat is over there. The cat's owner lives in Baker Street
How would one convert 15 seconds to hours?