CelinaCorte
CelinaCorte
31-07-2016
Mathematics
contestada
Multiply
(2x - 5y)^2
Respuesta :
dalendrk
dalendrk
01-08-2016
[tex](2x-5y)^2=(2x-5y)(2x-5y)\\\\=(2x)(2x)+(2x)(-5y)-(5y)(2x)-(5y)(-5y)\\\\=4x^2-10xy-10xy+25y^2=4x^2-20xy+25x^2\\\\or\ use:(a-b)^2=a^2-2ab+b^2\\\\(2x-5y)^2=(2x)^2-(2x)(5y)+(5y)^2=4x^2-10xy+25y^2[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 86+ )
Otras preguntas
The scale On a map is 2 cm equals 15 miles is measures the distance to the next town at seven cm how many miles away is the next town
Use the compound interest formulas A= P (1 + r/n) ^nt and A= Pe ^ rt to solve the problem given. Round to the nearest cent. Find the accumulated value of an i
Read the excerpt from act 2, scene 1, of Julius Caesar. [PORTIA.] It will not let you eat, nor talk, nor sleep, And could it work so much upon your shape As it
During the _____________________ , between 300,000 and 500,000 African Americans moved to the North.
Half of a liter is equal to 16.91 ounces. How many ounces are there in 3 liters?
I need help with a music question ASAP please and thank you!!!
Five divided by the difference of a number and 2, minus 4 divided by a number plus 2, equaled 2 times the reciprocal of the difference of the number squared and
Help please! Will give brainliest!!! Rewrite the sentences to include the indirect object pronoun (iop). For these you may have the noun and pronoun in the same
What is meant by the phrase specific heat capacity? What is the value for the specific heat capacity of water (the unit should be J/g C)?
What is 14 52/60 simplified to
