jasminegordon78
jasminegordon78
11-06-2014
Mathematics
contestada
solve the equation 4x^2-17x-15=0
Respuesta :
konrad509
konrad509
11-06-2014
[tex] 4x^2-17x-15=0\\ 4x^2-20x+3x-15=0\\ 4x(x-5)+3(x-5)=0\\ (4x+3)(x-5)=0\\ x=-\frac{3}{4} \vee x=5[/tex]
Answer Link
kayt91
kayt91
11-06-2014
4x^2 - 17x - 15 = 0
(4x + 3)(x-5)
4x + 3 = 0
4x = -3
x = -3/4
x - 5 = 0
x = 5
Answer Link
VER TODAS LAS RESPUESTAS ( 56+ )
Otras preguntas
from least to greatest 2.62, 2 2/5 , 26.8 %, 2.26 and 271 %
What is the appositive in this sentence J.M. Barries book peter pan was made into a play and a movie
How was a Greek city-state different from a city
Find the difference: 7 7/8 - 3 1/4=?
Annelids, like the earthworm, and arthropods, like insects or spiders, have three main structures in their nervous systems: _____. -a brain, a dorsal nerve cord
Unlike nonsteroid hormones, steroid hormones A. can't pass through cell membranes. B. include proteins and modified amino acids. C. enter the nucleus and chang
A structure that is in plant but not in animal cells
Which statement is true about a proton and an electron? (1) They have the same masses and the same charges. (2) They have the same masses and different charges.
8. When a 100 N bag of nails hangs motionless from a single vertical strand of rope, how many newtons of tension are exerted in the strand? -
_______________ are long, detailed statements of the party's beliefs and goals that are written at the national conventions. A. Party platforms B. Legislative b
