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

Understanding what aspects of communication will make a significant difference in your life and in the lives of people from around the world?Select one: a. hist
Description of characters from white dolphin Book
If planned investment plus unplanned investment (unplanned inventory changes) are __________ savings, then economic activity will increase.
The scale drawing has a scale of 1/2 in: 8 mi. Find the length on the drawing for 2 in Please answer asap​
The price (P) of designer jeans is affected by the supply (S) and the demand (D). Which of these can cause an increase in the price of designer jeans?
What point on the line y 9x+4 is closest to the origin? Let D be the distance between the two points. What is the objective function in terms of the x-coordinat
A portion of a plate with continental crust composing its uppermost layer is thicker than one bearing ____________________ crust
Who invented Autochrome?
15. How much would I weigh in kg? 2.2lb= 1kg Pls somebody help me before school starts!!! Urgent pls
It has recently been estimated that the growth in world population has slowed in the past decade. Despite this trend, environmentalists remain concerned about t