sin2
sin2
27-07-2017
Mathematics
contestada
24x2+25x−47=(−8x−3)(ax−2)−53
Respuesta :
ghanami
ghanami
27-07-2017
hello :
the question is : find : a
24x²+25x−47=(−8x−3)(ax−2)−53
= -8ax²+16x-3ax +6-53
=
-8ax²+16x-3ax - 47
24x²+25x−47= -8ax² + (16-3a)x -47
so : -8a = 24
16-3a =25
a = 24/-8 = -3
16-3(-3) =25...right
conclusion : a = = -3
Answer Link
VER TODAS LAS RESPUESTAS ( 92+ )
Otras preguntas
In 2000,Italy produced 7,464,000 tons of wheat, and Pakistan produced 21,079,000 tons of wheat.Round each country's wheat production in tons to the the nearest
i'm not really sure what to do here b+2/3=2
the sum of three consecutive odd integers is 165 what are the integers
What happens to the functionality of a protein if the temperature changes?
Sometimes random mistakes occur in a DNA sequence. These mistakes are referred to as __________.
how does lightning effect the 4 spheres
Do viruses need energy
What latitudes are most likely to see glaciers?A. 30° N and 30° SB. 45° N and 45° SC. 90° N and 90° SD. 10° N and 10° S
What latitudes are most likely to see glaciers?A. 30° N and 30° SB. 45° N and 45° SC. 90° N and 90° SD. 10° N and 10° S
Let f(x) = x2 - 81. Find f-1(x).
