SOLUTION: f(x)= x^2 + 8x-3

Question 255739: f(x)= x^2 + 8x-3
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
f(x)= x^2 + 8x-3

x=(-8+-sqrt(8^2-4*1*-3])/2*1
x=(-8+-sqrt[64+12])/2
x=(-8+-sqrt76)/2
x=(-8+-8.718)/2
x=(-8+8.718)/2
x=.718/2
x=.359 ans.
x=(-8-8.718)/2
x=-16.718/2
x=-8.359 ans.
RELATED QUESTIONS
f(x) = -2x^2 - 8x +... (answered by jim_thompson5910)

if f(x)=2x3-8x-3 then find f(-2) (answered by parthdesai27)

A function f(x)=-8x^2 what is... (answered by nerdybill)

Find x when f(x)=0... (answered by tommyt3rd)

find x when f(x)=0... (answered by tommyt3rd,richard1234)

f(x)=-7/8x+2 (answered by Fombitz)

f(x)=-8x+6... (answered by stanbon)

If f(x) = 2x^3-x^2-8x+4 Find F(-1) Find... (answered by stanbon)

A function f(x) is defined as f(x) = -8x^2. What is... (answered by richard1234)