torid1220
torid1220
02-10-2018
Mathematics
contestada
Factor:
x^2 -xy -42y^2
Respuesta :
kudzordzifrancis
kudzordzifrancis
02-10-2018
Two factors of -42 that will add up to -1 are
[tex]6,-7[/tex]
We use these factors to split the middle terms
[tex] {x}^{2} + 6xy - 7xy - 42 {y}^{2} [/tex]
[tex]x(x + 6y) - 7y(x + 6y)[/tex]
The factors are
[tex](x + 6y)(x - 7y)[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 97+ )
Otras preguntas
The planets Hox and Blox are near each other in the Dorgon system. The Dorgons have very advanced technology, and a Dorgon scientist wants to increase the pull
Plz helps me I don’t understand
A racing car used 255 litres of fuel to complete a 340km race.on average,how many litres of fuel did the car use every 100km?
if a colour-blind male marries a female carrier of colour-blind, what is the probability of the couple getting a colour-blind son?
put the old shoes on the shelf in the back room what are the pronouns verbs nouns conjunction adjectives articles adverbs and prepositions on each word
Rachel avoids buying over-packaged goods to manage waste. Which R of solid waste management does Rachel follow? A. reduce B. reuse C. recycle D. rot E. rec
coining money is an example of what power
Engineering applies blank And math to develop technology
Primary sources..... A. Interpret and analyze other primary sources B. Analyze computer and internet sources C. Provide firsthand testimony of direct evidence
PLZZZZ HELP?? Convection is responsible for which example of heat transfer? A. the movement of currents within a fluid B. the warming of a spoon in a cup of tea
