js20588
js20588
26-10-2016
Mathematics
contestada
What is the discriminant of 9x2 + 2 = 10x?
Respuesta :
Аноним
Аноним
26-10-2016
I hope this helps you
ax^2+bx+c=0
disctirminant =b^2-4ac
9x^2-10x+2=0
a=9 b= -10 c=2
disctirminant = (-10)^2-4.9.2
disctirminant = 100-72
disctirminant = 28
x1= -(-10)+square root of28/2.9
x1=5+ square root of 7/9
x2= 5- square root of 7/9
Answer Link
mistered602
mistered602
28-02-2020
Answer:
28
Step-by-step explanation:
Just took quiz
Answer Link
VER TODAS LAS RESPUESTAS ( 15+ )
Otras preguntas
What is the least common denominator for 7/8 and 9/10
skin stem cells can only develop into new skin cells. what kind of stem cells are skin stem cells? a. pluripotent stem cells b. unipotent stem cells c. Multipo
Now that potential Earth-like planets have been identified, what is the next step in understanding these planets?
162 teachers applied to be on the next space shuttle mission. The number of high school teachers was 50 more than the number of middle school teachers. How many
Analogy help! Please! Are these correct? By the way I need help with 20 as well!
___ causing Britain and France to declare war on Germany. a. Germany invaded Poland c. Italy invaded Ethiopia b. Germany joined with Italy d. Hitler and Stalin
for 2Na (s) +Cl2(g)->2NaCl(s) how many grams of sodium chloride will be made from 115 g of sodium metal when when reacted with excess chlorine gas
state the slope and y intercept of the equation for these 3 questions1. y = 3x + 42. y = -3/7x - 1/73. 3x + y = -4
What happens during telophase?
What was the immediate U.S. response to the Japanese attack on Pearl Harbor? the cancellation of the Lend-Lease program the Four Freedoms speech by Franklin Roo
