Eashka
Eashka
03-12-2014
Mathematics
contestada
I have to solve for b but I can't figure it out
Respuesta :
cristianmiguel
cristianmiguel
03-12-2014
2b2 + 13b -7
b 7
2b -1
(b+7)(2b-1)
b=1/2 or b=-7
Answer Link
Аноним
Аноним
03-12-2014
[tex]2b^2+13b-7=0\\\\2b^2+14b-b-7=0\\\\2b(b+7)-1(b+7)=0\\\\(b+7)(2b-1)=0\iff b+7=0\ or\ 2b-1=0\\\\\boxed{b=-7\ or\ b=0.5}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 35+ )
Otras preguntas
help me to get a chance for a brainleist!!!
•URGENT !! 20 POINTS + BRAINLIEST !! Choose an alternative title for “The Taming Of The Shrew” by Shakespeare.
**WILL GIVE BRAINLY TO ACCURATE RESPONSE** What are fossils and how are they evidence to Earth’s Past?
How do computers convert physical signals into digital data?
Which of the following best describes the defining characteristics of the Age of Contact?
PLEASE HELP ILL GIVE BRAINLIEST
A car travels at a constant speed of 65 mph. What DISTANCE will the car travel in 4 hours?
the box plot show the target hearts rates if men 20-40 years old and men 50-70 years old.which statement is best supported by the the information in the box plo
The debits to Work in Process--Assembly Department for April, together with data concerning production, are as follows: April 1, work in process: Materials cos
A ball is thrown downward at a velocity of -6 m/s. What is the velocity of the ball 7 seconds later? 1 point
