Friday
April 18, 2014

Homework Help: Math

Posted by Jon on Wednesday, February 20, 2008 at 11:22am.

Find the exact solution to 6x^2+1=-8x by using the Quadratic Formula.

A)-4+-(sqrt10)
B)-4+-(sqrt22)/6
C)-2+-2(sqrt10)/3
D)-4+-(sqrt10)/6
I chose C

x=-b+-(sqrtb^2-4ac)/2a
x=--8+-(sqrt-8^2-4(6)(1))/2(6)
x=8+-(sqrt64-24)/12
x=8+-(sqrt40)/12
x= C

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Algebra II - Find the exact solutions to 6x^2+x+4=0 by using the quadratic ...
Math - Is this correct: sqrt2/sqrt10=sqrt2/5sqrt2 nope. it would be sqrt2/(sqrt5...
Trig- Check my answer Please - Find the unit vector in the direction of <-1,-...
algebra - Can someone please check my work on this problem? For some reason, I ...
Algebra - I got a couple I want to check my work : Both are Solve using the ...
math,help - how can i factor this out completly x^4+x^3-12 i know that4*-3=-12 ...
Precalculus check answers help! - 16. Find the distance between P (2, 5) and ...
Precalculus check answers help! - 16. Find the distance between P (2, 5) and ...
Pre-Calculus - Given that SIN Theta = -1/sqrt(10) and theta is in quadrant 4, ...
math - theta is a first quadrant angle in standard position and cos theta = 1/(...

Search
Members