Sunday

December 21, 2014

December 21, 2014

Posted by **Geli** on Thursday, May 16, 2013 at 9:20pm.

p.s. its suppose to be -4xsquared=5x+9

- algebra -
**Henry**, Friday, May 17, 2013 at 8:41pm-4x^2 = 5x + 9

4x^2 + 5x + 9 = 0

Use Quadratic Formula:

X = -5 +- (sqrt(5^2-4*4*9))/2*4

X = (-5 +- sqrt(-119))/8

X = (-5 +- 10.91i)/8

X = -0.625+1.36i, and -0.625-1.36i.

**Answer this Question**

**Related Questions**

algebra - factor the expression 4xsquared+35x+24 my answer: (4x+3)(x-8) 4x2 +35x...

maths - the solution set for the following 1.X3+x2-6x-10=0 2.2x2-4x-4=0 3.x4-x3-...

algebra - Find the smaller solution for 4x2 − 78 = 2

Math - The question is simply and answer in standard form 3x2(that is x squared...

Algebra - Below is a "complete the square problem" from a math help site on the ...

Algebra - 4xsquared - 7x - 2 = 0 Solve the quadratic function

Math - Using the digits 1, 2, 3 & 4 each once only, and as many +, -, x, / and ...

maths - Using the digits 1, 2, 3 & 4 each once only, and as many +, -, x, / and ...

Linear Algebra - Use Gauss Jordan Elimination to write the solution of the ...

pre cal - Factor completely: 3x^2(4x2 + 1)^8 + 64x^4(4x2 + 1)^7.