# Roots

Determine the quadratic equation absolute coefficient

**q**, that the equation has a real double root and the root**x**calculate:**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:

- Equation

Equation ? has one root x_{1}= 10. Determine the coefficient b and the second root x_{2}. - Discriminant

Determine the discriminant of the equation: ? - Variations 4/2

Determine the number of items when the count of variations of fourth class without repeating is 552 times larger than the count of variations of second class without repetition. - AS sequence

In an arithmetic sequence is given the difference d = -2 and a_{78}= 518. a) Determine the value of a_{67}b) Determine the sum of 78 members. - 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 56 tubes if top layer has 5 tubes? How many tubes are in bottom layer of tubes? - Combinations

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

How many elements can form six times more combinations fourth class than combination of the second class? - Quadratic function 2

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

If 5x + x² > 100, then x is not - 2nd class combinations

From how many elements you can create 1081 combinations of the second class? - Cylinder diameter

The surface of the cylinder is 113 cm^{2.}The cylinder height is 6 cm. What is the diameter of this cylinder? - Sequence

Between numbers 2 and 78 insert n members of the arithmetic sequence that its sum is 600. - Calculation

How much is sum of square root of six and the square root of 441? - Geometric progression 2

There is geometric sequence with a_{1}=-5.8 and quotient q=-2.2. Calculate a_{19}. - Calculation of CN

Calculate: ? - 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? - The confectionery

The confectionery sold 5 kinds of ice cream. In how many ways can I buy 3 kinds if order of ice creams does not matter?