0
When 11 is substracted from twice a number the square root of the result is 4?
Wiki User
∙ 12y ago
Let the number be m.
The problem is stated as √(2*m - 11) = 4.
Squaring both sides: (2*m - 11) = 16
Adding 11 to both sides: 2*m = 27
Dividing each side by 2: m = 13.5
Q.E.D.
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
The square of a positive number is twice as big as the cube of that number What is the number?
8
What is the difference between the square of a number and twice the number?
Twice the number is something like 3x2, 4x2.... Squared is 3x3, 4x4. It's one number multiplied by itself twice
If 4 is subtracted from twice a number. The result is 10 less than the number.?
The number is -6.
Which number is seven less than twice the square root of eighty-one?
The answer is 11 !
How do find the sqaure root of a number?
To find the square root of a number you multiply that number by it self twice.(example) the square root of 9 ? the square root of nine is 81 as 9X9=81. square root of 4 ? th square root of is 16 as 4X4=16.
When the sum of 5 and twice a positive number is subtracted form the square of that number the result is zero what is the number?
3.45
Given a number square it then subtract the sum of twice the number and 4 The result is zero Find the number?
There aren't any whole numbers that satisfy this.
The square of a positive number is twice as big as the cube of that number What is the number?
8
Is 52 a square number?
No it is not. A Square number is one that can be expressed as the product of the same number twice. Ex: 49 is a square number 7 * 7 or 72
What is the difference between the square of a number and twice the number?
Twice the number is something like 3x2, 4x2.... Squared is 3x3, 4x4. It's one number multiplied by itself twice
When 2246 is subtracted from twice the number the result is 10000 What is the number?
-7754
If 4 is subtracted from twice a number. The result is 10 less than the number.?
The number is -6.
Why does 16 have an odd number of factors?
It's a square number. Square numbers have a factor pair that is the same number twice. When listed, that number occurs once.
Which square number is twice as big as 24.5?
2*24.5 = 49
What is the Square of a number is 15 more than twice the number?
x=-3 or x=5
Given a number. square it. then subtract the sum of twice the number and 4 The result is zero. Find the number?
You want to create an equation for this. The equation should look like this: x^2 - 2x + 4 = 0 Use the quadratic equation to solve it.
How many times the numbers is to be used to be multiplied is it square number.?
Twice. a*a is a squared.
