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

solve |1 - 4x| > 7 a. {x|x < -1.5 ∪ x > 1.5} b. {x|x < -1.5 ∪ x > 2} c. {x|-1.5 < x < 2}
Is 5.75 a terminating decimal or repeating decimal?
Two independent clauses incorrectly joined are referred to as a ______. misplaced modifier sentence fragment fused sentence subordinate clause
5. Which of the following languages has the highest number of speakers living in the United States? A. Chinese B. Creole C. Turkish D. Nepali 15. Which word in
what is the best definition of an element? a. an element is a substance that cannot be broken down. b. an element is a positively charged particle. c. an elemen
which pair worked for women's suffrage in the 1800s? a. bella abzug and willa cather b. horace greeley and ward hunt c. elizabeth cady stanton and susan b. anth
why do banks reward people for keeping money in a savings account?
Which of these numbers is between 1 and 3/5 (Points:1) A)8/5 B) 5/9 C)5/8 D)3/8
for altitudes up to 36,000 feet, The relationship between ground temperature and atmospheric temperature can be described by the formula t=-0.0035a+g, in which
what % of 160 is 56?