SOLUTION: Solve for x.
x^( 2) + 8x + 16 = 25
Algebra.Com
Question 492166: Solve for x.
x^( 2) + 8x + 16 = 25
Answer by deborabr(181) (Show Source): You can put this solution on YOUR website!
x^2 + 8x + 16 = 25
x^2 + 8x + 16 -25 = 0
x^2 + 8x -9 = 0
(8)^2 -4*(1)*(-9)
64 + 36 = 100
-(8)+/- root of 100
___________________
2*(1)
-8 +/- 10
_________
2
x' = (-8-10)/2 = -18/2 = -9
x" = (-8+10)/2 = 2/2 = 1
RELATED QUESTIONS
solve for x
x^2 + 25=... (answered by Fombitz)
Joel was given this function.
f( x )=2x2−12x+12
He used the... (answered by josgarithmetic)
1+log(8x)=16-2 log x
Solve for... (answered by erica65404)
solve for x,... (answered by Fombitz)
x^(log x) = 16(16(x^(log(x^(1/2))))+25) , solve for... (answered by Edwin McCravy)
solve... (answered by vleith)
x^2+8X+16 (answered by jim_thompson5910)
Let f(x)=x^2 +8x
Solve... (answered by MathLover1)
solve for x in simplest a+bi from x^2+8x+25=0
(answered by scott8148)