Positive 3298
Which positive number equals twice its square?
Correct answer:
Tips for related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
You need to know the following knowledge to solve this word math problem:
Related math problems and questions:
- Determine 18233
Determine the unknown number for which it applies: whose four times increased by the number 3 equals its double - Calculate 3806
Calculate the perimeter of a square if its length equals 2/3 of the number 75. - Number 72124
The ratio of three times the number x and twice the number 9 equals 3. What is the value of the number x? - Different 4533
Five different positive numbers are written on the board. Determine the largest possible number of pairs formed from them in which the sum of the two elements equals one of the five numbers written on the board.
- Twice squared
If the square of twice a number is 81, what is the number? Give a positive number x. - Inverse matrix
Find how many times the larger determinant is the matrix A, which equals 9 as the determinant of its inverse matrix. - Digit sum
Find the smallest natural number n, the digit sum of which equals 37. - Apples
A 2 kg of apples costs a certain sum of money. This sum equals the number of kilograms for which we pay 72 CZK. How much is 1 kg of apples? - Expression 68814
Write the expression n, which is: (a) Six greater than twice the expression y; b) equal to the square root of the sum of the expression y and the number 3; (c) three times less than four times the expression y.
- Consecutive 31611
The sum of two consecutive natural numbers, of which the greater is 4x, equals the number 55. Determine the number x. - Number 72054
I think the number. Its value equals the sum of three times the number 12 and the number 9. What number do I think? - Summand 4011
I am the first of the census in the example. When you add me to the second summand, the sum equals the second summand. Which number am I? - Expression 66754
Find the largest natural number n for which the value of the expression (37-2n) / 3 equals the natural number. - Difference of two number
The difference between the two numbers is 20. They are positive integers greater than zero. The first number raised to one-half equals the second number. Determine the two numbers.
- Roots count
Substitute the numbers 0,1,2,3 into the equation as x: (x - 1) (x - 3) (x + 1) = 0 Which of them is its solution? Is there another number that solves this equation? - Unknown 72884
The square root of an unknown number equals the square of 2. What is the unknown number? - Square and rectangle
Calculate the side of a square, which area equals the area of the rectangle having a length of 3 cm greater and by 2 cm smaller than the side of the square.