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 ( 69+ )
Otras preguntas
Question 8(Multiple Choice Worth 4 points) (08.05 LC) Which statement is true for a solution when its concentration of hydronium ions increases? It becomes le
Which benefits do employers commonly offer to full-time employees? 401(k) plan free gasoline health insurance life insurance paid vacation rent Reset need help
Which characteristic could be used to identify a biome? A. The complexity of the food web in the region. B. Types of endangered species that live there. C. Amou
After the completion of the city walls, the people gathered in Jerusalem for seven days to hear the Law read. True False
A classroom globe has a diameter of 18 inches. Which of the following is the approximate surface area, in square inches, of the globe? (Surface Area = 4r2)
How did the Declaration of Independence get shared with the illiterate?
Which of these is an example of a final good?
which of the following statement is true about social sources of prejudice
write the equation of the line passing through the points (-4,-7) and (8,-13)
what was one result of the breakup of the soviet Union
