wondo
wondo
14-04-2015
Mathematics
Answered
log(x^2 +5x+16) = 1 solve for x
Answer :
konrad509
konrad509
14-04-2015
[tex]D:x^2+5x+16\ \textgreater \ 0\\ D:x\in\mathbb{R}\\\ \log(x^2+5x+16)=1\\ 10^1=x^2+5x+16\\ x^2+5x+6=0\\ x^2+2x+3x+6=0\\ x(x+2)+3(x+2)=0\\ (x+3)(x+2)=0\\ x=-3 \vee x=-2[/tex]
Answer Link
VIEW ALL ANSWERS ( 95+ )
Other Questions
Write a system of equations with a solution (4,–3)
Explain how a species can evolve through natural selection.
“The genetic code is universal.” Explain this statement.
If a slope of a line is 2/0 is it 0 or undefined?
Natalie earns $2.50 for each cd she sells and $3.50 for each dvd she sells. Natalie sold 45 dvds last year. She earned a total of $780 last year selling cds a
An airplane travels 3,260 kilometers in 4 hours. What is the airplane’s average speed?
How do you Factor c(squared)-8c ??
After what happened on April 19 can war between the colonies and Great Britain be avoided?
Which of the kingdoms has the smallest number of known species
Explain how a species can evolve through natural selection.