Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate:
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:
- Quadratic equation
Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
Equation ? has one root x1 = 8. Determine the coefficient b and the second root x2.
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 600 times larger than the count of variations of second class without repetition.
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?
From how many elements we can create 990 combinations 2nd class without repeating?
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= 2x2- 3x + 1 : A(-2, 15) B (3,10) C (1,4)
- Variation equation
Solve combinatorics equation: V(2, x+8)=72
- 2nd class combinations
From how many elements you can create 4560 combinations of the second class?
- Expression with powers
If x-1/x=5, find the value of x4+1/x4
- Square root 2
If the square root of 3m2 +22 and -x = 0, and x=7, what is m?
Find variable P: PP plus P x P plus P = 160
- 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 3
Write the first 5 members of an arithmetic sequence: a4=-35, a11=-105.
How much is sum of square root of six and the square root of 225?
How many different triads can be selected from the group 38 students?