Quadratic equation
Quadratic equation 7x2+bx+c=0
has roots x1 = 67 and x2 = -84. Calculate the coefficients b and c.
has roots x1 = 67 and x2 = -84. Calculate the coefficients b and c.
Correct answer:
Tips for related online calculators
Are you looking for help with calculating roots of a quadratic equation?
Do you have a linear equation or system of equations and are looking for its solution? Or do you have a quadratic equation?
Do you have a linear equation or system of equations and are looking for its solution? Or do you have a quadratic equation?
You need to know the following knowledge to solve this word math problem:
Grade of the word problem:
Related math problems and questions:
- Roots
Find the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: 5x ² +9x + q = 0 - Quadratic equation
Find the roots of the quadratic equation: 3x²-4x + (-4) = 0. - Quadratic equation Determine the numbers b and c that the numbers x1 = -7 and x2 = 5 were roots of the quadratic equation: -3x ² + b x + c = 0
- The product of the roots
Find the product and the sum of the roots of x² + 3x - 9 = 0
- Null points
Calculate the roots of the equation: -1 |x +7| +1 |x +4| -2 |x -6| = 63 - Properties of eq2 roots
If p and q are the zeroes of the quadratic polynomial f(x) = 2x2 - 7x + 3, find the value of p + q - pq. - Roots and coefficient
In the equation 2x² + bx-9 = 0 is one root x1 = -3/2. Determine the second root and the coefficient b.
