niaziathomas
niaziathomas
01-09-2014
Mathematics
contestada
Factor the expression -10x^2-41x-21
Respuesta :
konrad509
konrad509
02-09-2014
[tex] -10x^2-41x-21=\\ -10x^2-35x-6x-21=\\ -5x(2x+7)-3(2x+7)=\\ -(5x+3)(2x+7)[/tex]
Answer Link
Lilith
Lilith
02-09-2014
[tex]-10x^2-41x-21= -(10x^2+41x+21) =-(10x^2+35x+6x+21)=\\\\=- [(10x^2+35x)+(6x+21 )]=- [5x(2x +7 )+3(2x+7 )]=-(2x+7)(5x+3)[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 17+ )
Otras preguntas
How can you distinguish between a reliable and non-reliable source of information?
Write the expanded form 21.061
Mary wants to make cherry pies she byes 4 pounds of cherries for $8 how much money does mary pay for 1 pounds of cherries
Zara has forgotten her 4-digit PIN code. She knows the first digit is a factor of 10 and the 4 digits make a number divisible by 2. How many different sets of 4
7. Explain why ethylated spirit at room temperature when dropped at the back of the palm makesthe palm to feel very cold.(2 Marks)
If f(x) = (4784), what is 13)?
expand 3a(2b+c) .............
SHOW WORK A dog weighs 15 lbs, what is that weight in oz?
Lee las frases y determina si cada frase usa el subjuntivo o el indicativo. Read the sentences below and determine if each sentence is in the subjunctive or the
What process do pondweeds carry out in the presence of light?
