# Quadratic equation

Determine the numbers b, c that the numbers x

_{1}= -1 and x_{2}= 3 were roots of quadratic equation:**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Roots

Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ? - Variations 4/2

Determine the number of items when the count of variations of fourth class without repeating is 600 times larger than the count of variations of second class without repetition. - Discriminant

Determine the discriminant of the equation: ? - Equation

Equation ? has one root x_{1}= 8. Determine the coefficient b and the second root x_{2}. - Product

The product of two consecutive odd numbers is 8463. What are this numbers? - Combinations

How many elements can form six times more combinations fourth class than combination of the second class? - Quadratic equation

Find the roots of the quadratic equation: 3x^{2}-4x + (-4) = 0. - Quadratic equation

Solve quadratic equation: 2x^{2}-58x+396=0 - Expression with powers

If x-1/x=5, find the value of x^{4}+1/x^{4} - Algebra

X+y=5, find xy (find the product of x and y if x+y = 5) - Reciprocal

Calculate reciprocal of z=0.8+0.6i: - PIN - codes

How many five-digit PIN - code can we create using the even numbers? - Theorem prove

We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started? - Sequence

Write the first 6 members of these sequence: a_{1}= 5 a_{2}= 7 a_{n+2}= a_{n+1}+2 a_{n} - Sequence

Write the first 7 members of an arithmetic sequence: a_{1}=-3, d=6. - Sequence 2

Write the first 5 members of an arithmetic sequence a_{11}=-14, d=-1 - Trigonometry

Is true equality? ?