0
x2 + 9x + 20 = 0
∴(x + 4)(x + 5) = 0
∴x ∈ {-5, -4}
Wiki User
∙ 2009-08-04 02:43:31
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How do you factor x squared plus 9 x squared plus 20 equals 0?
If you mean: x2+9x+20 then it is (x+4)(x+5) = 0 when factored
How do you do 20 squared?
'20 squared' simply means 20 multiplied by itself (20 x 20). This equals 400.
What are the solutions to the simultaneous equations of x squared plus y squared equals 20 and 2y minus x equals 0?
The solutions are: x = 4, y = 2 and x = -4, y = -2
How do you figured out 20 squared?
Simple. When a number is 'squared' it simply means it is multiplied by itself. So, '20 squared' means 20 x 20, which equals 400.
What is the roots of x squared equals x plus 20?
x2 = x+20 x2-x-20 = 0 (x-5)(x+4) = 0 x = 5 or x = -4
What is x when x squared plus x - 20 equals 0?
4, -5
How do you factor x squared plus 9 x squared plus 20 equals 0?
If you mean: x2+9x+20 then it is (x+4)(x+5) = 0 when factored
What is 2 squared plus 400?
2 squared plus 2 squared equals 16 because 2 squared is 4 times 4 equals 16. Math: 4x4=16 so your answer is 16 :)!
How do you factor 2x squared plus 8x plus 20 equals 0?
It can not be factored because its discriminant is less than zero
Perform the following multiplication x plus 4 in parenthesis x plus 5 in parenthesis equals?
x squared plus 9x plus 20.
What numbers equals 20 and what times what is 20?
20 = 400
What squared equals 20?
4.472
What squared equals forty?
20
How do you do 20 squared?
'20 squared' simply means 20 multiplied by itself (20 x 20). This equals 400.
What are the solutions to the simultaneous equations of x squared plus y squared equals 20 and 2y minus x equals 0?
The solutions are: x = 4, y = 2 and x = -4, y = -2
Seven over 20 plus three over nine equals?
7/20 + 3/9 = 41/60
How do you figured out 20 squared?
Simple. When a number is 'squared' it simply means it is multiplied by itself. So, '20 squared' means 20 x 20, which equals 400.
