-(7x^2-3x+11)=

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Solution for -(7x^2-3x+11)= equation:


Simplifying
-1(7x2 + -3x + 11) = 0

Reorder the terms:
-1(11 + -3x + 7x2) = 0
(11 * -1 + -3x * -1 + 7x2 * -1) = 0
(-11 + 3x + -7x2) = 0

Solving
-11 + 3x + -7x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-7 the coefficient of the squared term: 

Divide each side by '-7'.
1.571428571 + -0.4285714286x + x2 = 0

Move the constant term to the right:

Add '-1.571428571' to each side of the equation.
1.571428571 + -0.4285714286x + -1.571428571 + x2 = 0 + -1.571428571

Reorder the terms:
1.571428571 + -1.571428571 + -0.4285714286x + x2 = 0 + -1.571428571

Combine like terms: 1.571428571 + -1.571428571 = 0.000000000
0.000000000 + -0.4285714286x + x2 = 0 + -1.571428571
-0.4285714286x + x2 = 0 + -1.571428571

Combine like terms: 0 + -1.571428571 = -1.571428571
-0.4285714286x + x2 = -1.571428571

The x term is -0.4285714286x.  Take half its coefficient (-0.2142857143).
Square it (0.04591836735) and add it to both sides.

Add '0.04591836735' to each side of the equation.
-0.4285714286x + 0.04591836735 + x2 = -1.571428571 + 0.04591836735

Reorder the terms:
0.04591836735 + -0.4285714286x + x2 = -1.571428571 + 0.04591836735

Combine like terms: -1.571428571 + 0.04591836735 = -1.52551020365
0.04591836735 + -0.4285714286x + x2 = -1.52551020365

Factor a perfect square on the left side:
(x + -0.2142857143)(x + -0.2142857143) = -1.52551020365

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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