mm4315604 mm4315604

30-10-2020
Mathematics

contestada

Multiply:
a) (x + y)(x + y)
b) (3x + 2y)(3x - 2y)

Respuesta :

ThankYoi ThankYoi

30-10-2020

Answer:

[tex]a. x^2+2xy+y^2\\\\b. 9x^2-4y^2[/tex]

Step-by-step explanation:

foil method

a. (x+y)(x+y) =

[tex]x^2+xy+xy+y^2 simplify like terms\\x^2 + 2xy + y^2[/tex]

b. (3x+2y)(3x-2y) = [tex]9x^2-6xy+6xy-4y^2 simplify like terms\\9x^2-4y^2[/tex]

Answer Link

Otras preguntas

Which option is an example of expository writing? O A. A poem written about the soldiers who fought in the Civil War OB. A nonfiction book about the history of

The Carter family just left the local pet store with Rex, their new family dog. The pet store owner told the Carter family that for the next 6 months, Rex would

In cities where people typically go to retire, there tends to be larger markets for Viagra. Nancy, a Viagra saleswoman, recently moved from Park City Utah (an a

The first step of the financial evaluation process for capital budgeting is:

Which two structures need to be sutured together to prevent recurrence?

PLEASE HELP! Which of the following is the graph of the piecewise function f (x) = (photos attached)

how can you best describe the relationship between the performance of long-term treasury bonds and the s&p 500 during the period 2000-2012?

Which methods are commonly used by sysadmins to organize issues? check all that apply

the mr-vp tests are part of a battery of tests called imvic tests. these tests are useful in identifying and differentiating:

Please identify what type of error the following sentence includes: Eli and Matthew have given his permission to use the photos from the picnic on the company b