# Discriminant

Determine the discriminant of the 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:

- 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. - Roots

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

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

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

Which of the points belong function f:y= 2x^{2}- 3x + 1 : A(-2, 15) B (3,10) C (1,4) - Combinations

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

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

Iron tubes in the warehouse are stored in layers so that each tube top layer fit into the gaps of the lower layer. How many layers are needed to deposit 100 tubes if top layer has 9 tubes? How many tubes are in bottom layer of tubes? - Linsys2

Solve two equations with two unknowns: 400x+120y=147.2 350x+200y=144 - Combinations

From how many elements we can create 990 combinations 2nd class without repeating? - Quadratic equation

Quadratic equation ? has roots x_{1}= 80 and x_{2}= 78. Calculate the coefficients b and c. - Reciprocal equation 2

Solve this equation: x+5/x-6=4/11 - Quadratic inequation

If 5x + x² > 100, then x is not - Equation with abs value

How many solutions has the equation ? in the real numbers? - Geometric progression 2

There is geometric sequence with a_{1}=5.7 and quotient q=-2.5. Calculate a_{17}. - 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? - 75th percentile (quartille Q3)

Find 75th percentile for 30,42,42,46,46,46,50,50,54