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Can you complete the square factor and use the quadratic formula to solve these two equations x2-4x-21 equals 0 and x2-3x-18 equals 0?
Jaywizard
x2-4x-21 = 0 => x = -3 or x = 7
x2-3x-18 = 0 => x = -3 or x = 6
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∙ 12y ago
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Use the quadratic formula to solve the quadratic equations xx-8x-4 equals 0?
x^2 -8x-4=0 x=[8±√(64+16)]/2 x=(8±4√5)/2 x=4±2√5
What is y equals -02 equals x squared plus x plus 4?
Two equations: a linear one in y and a quadratic in x.
What is x2 x equals 12 using the quadratic formula?
If: x2+x = 12 Then: x2+x-12 = 0 And using the quadratic formula: x = -4 or x = 3
How do you solve x squared minus 10x plus 29 equals zero?
Use the quadratic formula, with a = 1, b = -10, c = 29.Use the quadratic formula, with a = 1, b = -10, c = 29.Use the quadratic formula, with a = 1, b = -10, c = 29.Use the quadratic formula, with a = 1, b = -10, c = 29.
Solve this quadratic equation x2 plus 2x - 22 equals 0?
Using the quadratic equation formula:- x = 3.795831523 or x = -5.795831523
What is 9x2 equals 10x plus 2?
It is a quadratic equation and its solutions can be found by using the quadratic equation formula.
Use the quadratic formula to solve the quadratic equations xx-8x-4 equals 0?
x^2 -8x-4=0 x=[8±√(64+16)]/2 x=(8±4√5)/2 x=4±2√5
What is y equals -02 equals x squared plus x plus 4?
Two equations: a linear one in y and a quadratic in x.
What does quadratic equations using the factoring method means?
It means you are required to "solve" a quadratic equation by factorising the quadratic equation into two binomial expressions. Solving means to find the value(s) of the variable for which the expression equals zero.
What is x2 x equals 12 using the quadratic formula?
If: x2+x = 12 Then: x2+x-12 = 0 And using the quadratic formula: x = -4 or x = 3
What are some hard math equations that equals 7?
How about finding the solutions of the quadratic equation: x^2-14x+49 = 0
How do you solve x squared minus 10x plus 29 equals zero?
Use the quadratic formula, with a = 1, b = -10, c = 29.Use the quadratic formula, with a = 1, b = -10, c = 29.Use the quadratic formula, with a = 1, b = -10, c = 29.Use the quadratic formula, with a = 1, b = -10, c = 29.
Solve this quadratic equation x2 plus 2x - 22 equals 0?
Using the quadratic equation formula:- x = 3.795831523 or x = -5.795831523
What quadratic function would be used to solve -2x2 plus 9x equals 12?
-2x2 + 9x - 12 = 0Then apply the quadratic formula.
How can this be solved x² equals x?
x is equals to 0 or 1. How is it solved? .... x.x =x x.x - x = 0 which can be solved by the usual formula for quadratic equations, or.. x.(x-1)=0 x= 0 or x-1 =0 x=0 or x=1
What is the point of contact when the line y equals 2x plus 1.25 touches the curve y squared equals 10x?
Combine the equations together and using the quadratic equation formula it works out that the point of contact is at (5/8, 5/2)
What is the quadratic formula for x2 - 2x - 3 equals 0?
(x - 3)(x + 1)
