0
What are the zeros or x-interecepts or soultions or roots of the quadratic equation -7x2 - 27x plus 28 equals 0?
Wiki User
∙ 12y ago
Using the quadratic equation formula:-
x = -4.706950048 and x = 0.849071913
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
What is the difference between quadratic equation and quadratic expression?
an equation has an equals sign.
Why does y equals 0 when solving a quadratic equation?
Because when your solving a quadratic equation your looking for x-intercepts which is where why equals 0 and x equals what ever the answer is.
Is 2x2 plus 7 equals 79 linear or quadratic?
It is a quadratic equation that has 2 solutions
What is X squared equals 3X?
It is a quadratic equation in X.
Does the equation a2 plus b2 equals c2 classify as a quadratic equation?
A quadratic equation is univariate: it has only one variable. A quadratic equation cannot have two variables. So, if b and c are known then it is a quadratic equation in a; if a and b are known it is a quadratic in c.Another Answer:-The question given is Pythagoras' theorem formula for a right angle triangle
Is y equals 4x a quadratic equation?
No. [ y = 4x2 ] is a quadratic equation.
What is the difference between quadratic equation and quadratic expression?
an equation has an equals sign.
Why does y equals 0 when solving a quadratic equation?
Because when your solving a quadratic equation your looking for x-intercepts which is where why equals 0 and x equals what ever the answer is.
What is 9x2 equals 10x plus 2?
It is a quadratic equation and its solutions can be found by using the quadratic equation formula.
Is x-27 equals 0 a quadratic equation?
No
Is 2x2 plus 7 equals 79 linear or quadratic?
It is a quadratic equation that has 2 solutions
Is 3x4 plus 2x plus 5 equals 0 a quadratic equation?
No. It is a quartic equation. The largest power of x in a quadratic equation must be 2.
Is 3x-2 equals -3x2 a quadratic equation?
Yes.
What is X squared equals 3X?
It is a quadratic equation in X.
If the discriminant of a quadratic equation equals zero what is true of the equation?
It has one real solution.
Does the equation a2 plus b2 equals c2 classify as a quadratic equation?
A quadratic equation is univariate: it has only one variable. A quadratic equation cannot have two variables. So, if b and c are known then it is a quadratic equation in a; if a and b are known it is a quadratic in c.Another Answer:-The question given is Pythagoras' theorem formula for a right angle triangle
Is -2x squared plus 2x plus 1 equals 9 a quadratic equation?
Yes it is. The thing that makes it a quadratic equation is that "x squared" in there.
