Number can be written in the form . Find the value of x.
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:
- Gp - 80
Sum of the first four members of a geometric progression is 80. Determine they if we know that the fourth member is nine times greater than the second.
How many real roots has equation ? ?
Express the expression ? as the n-th power of the base 10.
- One half
One half of ? is: ?
- Five members
Write first 5 members geometric sequence and determine whether it is increasing or decreasing: a1 = 3 q = -2
How many ways can divide 16 players into two teams of 8 member?
The village markets have 5 kinds of sweets, one weighs 31 grams. How many different ways a customer can buy 1.519 kg sweets.
- Theorem prove
We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
The product of two consecutive odd numbers is 8463. What are this numbers?
- PIN - codes
How many five-digit PIN - code can we create using the even numbers?
- Reference angle
Find the reference angle of each angle:
- Quadratic equation
Solve quadratic equation: 2x2-58x+396=0
How much is sum of square root of six and the square root of 225?
- Geometric progression 4
- Sequence 2
Write the first 5 members of an arithmetic sequence a11=-14, d=-1
- Elimination method
Solve system of linear equations by elimination method: 5/2x + 3/5y= 4/15 1/2x + 2/5y= 2/15
It is true that the lines that do not intersect are parallel?