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Three times the square of a certain positive number exceeds six times the number by nine. Find the number?
Wiki User
∙ 9y ago
3x2 - 9 = 6x
3x2 - 6x - 9 = 0
3(x + 1)(x - 3)
x = -1, 3
The answer is 3.
Check it.
27 - 9 = 18
It checks.
Wiki User
∙ 9y ago
ispeakcap
69
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The square of a positive integer?
The square of a positive number is positive. By the way, the square of a negative number is also positive.
When you square a number the number is positive?
When you square a real number the answer is positive,
Why is any number raised to a even power positive?
A positive number times a positive number is always positive. A negative number times a negative number is always positive. Therefore, any square number will be positive. Any number to the fourth power (a square times a square) will always be positive. And so on.
Is the square of a negative number a positive or negative number?
It is positive.
Are the square roots of all positive integers irrational If not give an example of the square root of a number that is a rational number?
The square root of any positive square number is always rational as for example the square root of 36 is 6 which is a rational number.
The square of a certain positive number plus the number itself is 42 find the number?
d no is "6"
Three times the square of a certain positive number exceeds six times the number by nine Find the number?
The problem can be written as3x2 = 6x + 9x is the number we want to findSolution:x2 = 2x + 3x2 - 2x - 3 = 0(x-3)(x+1) = 0x = -1, 3
The square of a positive integer?
The square of a positive number is positive. By the way, the square of a negative number is also positive.
When you square a number the number is positive?
When you square a real number the answer is positive,
When 10 is added three times a certain positive number the result is the same as the square of the given number find this number?
6
Four times the square of a positive number exceeds 8 times the number by 12 Find the number?
4n2 = 8n + 12 n2 - 2n - 3 = 0 (n - 3)(n + 1) = 0 n = -1, 3 Since it has to be positive, the answer is 3.
Why is any number raised to a even power positive?
A positive number times a positive number is always positive. A negative number times a negative number is always positive. Therefore, any square number will be positive. Any number to the fourth power (a square times a square) will always be positive. And so on.
Is the square of a negative number a positive or negative number?
It is positive.
Can you square an integer and get a negative number?
No. The square of a positive number is positive; the square of a negative number is also positive; and the square of zero is zero. If you want to square a number and get a negative result, you need complex numbers. For example, the square of 2i is -4.
The number one is the smallest positive square what is the conditional?
If the number is one, then it is the smallest positive square.
What 2 numbers would be the square root of 53?
Every positive integer has two square roots, a positive square root and a negative square root. This is because, just like a positive number multiplied by a positive number is equal to a positive number, a negative number multiplied by a negative number is equal to a positive number. Therefore, rounded to two decimal places, the positive square root is equal to 7.28, and the negative square root is -7.28.
What square numbers are even and which square numbers are odd?
The square of every positive or negative even whole number is a positive even whole number. The square of every positive or negative odd whole number is a positive odd whole number. There are an infinite number of each kind.
