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

The doctor is prepared to diagnose the patient, although one or two more tests should be run first. O assuredly O wisely O utterly O causally O tentatively
List the 3 main credit bureaus and explain what information they collect.
Need help with system of equation 3 variable.
a major type of ecosystem that is characterized by a particular climate and species composition
The ages of all the patients in the isolation ward of the hospital are 38, 26, 13, 41 and 22. What is the population variance?
Find the surface area. Do not include units in your answer.
what happens when burning matchstick is held near the nitrogen gas jar​
Hey guys, This is just a quick question, but do any of you know if we can view each other's desktop if we are in the same organization? e.g. if our account is
-0.056 + 0.27 = ? Please show ALL of your work and how you got your answer! (-: ✨50 POINTS!!✨
At a high school, the ages of all employees during the last ten years are normally distributed. It has been calculated that 95.4% of the ages fall between 22.1