I think number. If subtract from the twelfth square the ninth square I get a number 27 times greater than the intended number. What is this unknown number?
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:
- 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?
How many different triads can be selected from the group 38 students?
- Ball game
Richard, Denis and Denise together scored 932 goals. Denis scored 4 goals over Denise but Denis scored 24 goals less than Richard. Determine the number of goals for each player.
- Linear imaginary equation
Given that ? "this is z star" Find the value of the complex number z.
We have n identical balls (numbered 1-n) is selected without replacement. Determine 1) The probability that at least one tensile strength number coincides with the number of balls? 2) Determine the mean and variance of the number of balls, which coincides.
- Proof I
When added to the product of two consecutive integers larger one, we get square larger one. Is this true or not?
- Inverse matrix
Find how many times is the larger determinant is the matrix A, which equals 9 as the determinant of its inverse matrix.
What is the vertical asymptote of ?
- The inverse
The inverse matrix for matrix A has a determinant value of 0.333. What value has a determinant of the matrix A?
How many real roots has equation ? ?
Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ?
- GP - 8 items
Determine the first eight members of a geometric progression if a9=512, q=2
- Geometric sequence 4
It is given geometric sequence a3 = 7 and a12 = 3. Calculate s23 (= sum of the first 23 members of the sequence).
- Tenth member
Calculate the tenth member of geometric sequence when given: a1=1/2 and q=2
- Five members
Write first 5 members geometric sequence and determine whether it is increasing or decreasing: a1 = 3 q = -2
Find the value of the expression: 6!·10^-3
- The determinant
The determinant of the unit matrix equals 7. Check how many rows the A matrix contains.