answersLogoWhite

0


Best Answer

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.

User Avatar

Wiki User

โˆ™ 2011-04-18 22:30:15
This answer is:
User Avatar
Study guides

Algebra

20 cards

A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

โžก๏ธ
See all cards
3.76
โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…
853 Reviews

Add your answer:

Earn +20 pts
Q: Why does y equals 0 when solving a quadratic equation?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Is x-27 equals 0 a quadratic equation?

No


Solve this quadratic equation using the quadratic formula 2x2 - 10x plus 7 equals 0?

2x2-10+7 = 0 Solving the quadratic equation using the quadratic formula will give you two solutions and they are: x = (5 - the square root of 11)/2 or x = (5 + the square root of 11)/2


Is 5x-2y plus 10 equals 0 is a quadratic equation?

No. It is a linear equation (y = 5/2 x + 5). A quadratic equation requires a squared term, for example y = x2 + 5x + 6; this can be solved for x given y = 0, as in solving x2 + 5x + 6 = 0.


How would you go about solving a quadratic equation?

Write the quadratic equation in the form ax2 + bx + c = 0 then the roots (solutions) of the equation are: [-b ± √(b2 - 4*a*c)]/(2*a)


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.


Solve the quadratic equation y2-15 equals 0?

y=±√15


Solve this quadratic equation x2 plus 2x - 22 equals 0?

Using the quadratic equation formula:- x = 3.795831523 or x = -5.795831523


Is x2-2 equals 0 an quadratic equation?

This is called an incomplete quadratic equation because there is no linear term. aX2 +( bX)+ c = 0 The middle term is not there, but this is quite solvable.


Is 5xy plus 2x plus 1 equals 0 a quadratic equation?

No.No.No.No.


Where do you find the solutions to a quadratic equation on a graph?

On the x axis when y equals 0


What is -2x squared plus 3x plus 5 equals 0?

It is a quadratic equation.


What is the significance of this equation ax2 plus bx plus c equals 0?

It is the general form of a quadratic equation.

People also asked