0
x2 + 8x + 5 = 0 is an expression, not a value, and thus does not actually have a square root. If you are looking to solve for x, then you can say:
x2 + 8x + 5 = 0
∴ x2 + 8x + 16 = 11
∴ (x + 4)2 = 11
∴ x + 4 = ±√11
∴ x = 4 ±√11
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What is the answer to the square root of 5-6 square root 3 plus 4?
15
What whole number equals the square root of 225?
15*15=225
If a right triangle has legs of length 8 and 15 then you know the length of the hypotenuse is the square root of 82 plus 152 which equals 17?
True! Apex =)
What is the sum of the square root of 15 plus square root of 25?
sqrt(15) + sqrt(25) = 5 + sqrt(15) = 8.873 (using principal roots only).
What does n equal in n2 equals 225?
You are looking for the square root of 225 which is 15. (15x15=225)
What does 1234567890 plus 4791642736975697169076 equal?
Square root of 15 plus square root of 7
25x Square plus 40 plus 15?
25x (square) plus 40 plus 15 equals 680.
Is the Square root of 15 plus the square root of 7 irrational or rational?
It is irrational
What is the answer to the square root of 5-6 square root 3 plus 4?
15
What whole number equals the square root of 225?
15*15=225
If a right triangle has legs of length 8 and 15 then you know the length of the hypotenuse is the square root of 82 plus 152 which equals 17?
True! Apex =)
What is the root of the equation 4x plus 3 equals 15?
x = 3
What is the sum of the square root of 15 plus square root of 25?
sqrt(15) + sqrt(25) = 5 + sqrt(15) = 8.873 (using principal roots only).
What is the square root of s plus absolute value of r?
15
X2 plus 2x - 15 equals 0?
x²+2x-15=0 x1=-2/2 - Square root of ((2/2)²+15) x1=-1-4 x1=-5 x2=-2/2 + Square root of ((2/2)²+15) x2=-1+4 x2=3
2 Times Square root of 15 equals?
Two times the square root of 15 is the square root of 60. This is not a perfect square so we can only approximate it. It is about 7.75. Numbers such as 2 times the square root of 15 are known as irrational numbers since they cannot be written as a ratio or fraction.
What adds to -1 and multiplies to -8?
-4 plus/minus square root of 15.
