zabid20tiger
zabid20tiger
01-06-2018
Mathematics
contestada
Factor completely
9-6a-24a^2
Respuesta :
mkryukova19
mkryukova19
01-06-2018
-24a²- 6a +9 = - 3(8a² +6a - 9)
8a² +6a - 9 =0
x=(-b +/-√(b² - 4ac))/2a
x = (-6 +/-√(36+4*8*9) /(2*8) = (-6 +/-√(324) /16 = (-6 +/-18)/16
x1 = (-6 +18)/16 = 0.75
x2 = (-6 -18)/16 = - 1.5
-24a²- 6a +9 = - 3(8a² +6a - 9) =
-3(a - 0.75)(a + 1.5)
Answer Link
kws65411
kws65411
11-09-2020
-3 (2a - 1) (4a + 3)
Answer Link
VER TODAS LAS RESPUESTAS ( 92+ )
Otras preguntas
NEEED HELPPP !!!!!!!!!!
i need help asap ...............
Explain Four preparation one ought to be made before marriage
Find the distance between (-4, 2) and (2, 9). Round your answer to the nearest tenth, if necessary.
Find the indicated angle measure
Please I need help with this
The American Revolution was a war fought by American patriots to gain freedom from British rule. The French came and helped the patriotic colonials. Explain how
formula for working maximum velocity?
Francis works at Carlos Bakery and is making cookie trays. She has 48 chocolate chip cookies, 64 rainbow cookies, and 120 oatmeal cookies to put on the trays. P
Ha ball that has a density of 1.73 g/cm3 is placed in the beaker, where will the ball come to rest? A 0.89 g/cm B 1.00 g/cm с 1.21 g/cm D 2.34 g/cm a on top of
