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Solve the quadratic equation $x^2-121=0$

Step-by-step Solution

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Solution

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Final answer to the problem

$x=11,\:x=-11$
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Step-by-step Solution

How should I solve this problem?

  • Choose an option
  • Solve for x
  • Find the derivative using the definition
  • Solve by quadratic formula (general formula)
  • Simplify
  • Find the integral
  • Find the derivative
  • Factor
  • Factor by completing the square
  • Find the roots
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1

We need to isolate the dependent variable $x$, we can do that by simultaneously subtracting $-121$ from both sides of the equation

Learn how to solve quadratic equations problems step by step online.

$x^2-121+121=0+121$

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Learn how to solve quadratic equations problems step by step online. Solve the quadratic equation x^2-121=0. We need to isolate the dependent variable x, we can do that by simultaneously subtracting -121 from both sides of the equation. Canceling terms on both sides. Removing the variable's exponent. Calculate the power \sqrt{121}.

Final answer to the problem

$x=11,\:x=-11$

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Solving a math problem using different methods is important because it enhances understanding, encourages critical thinking, allows for multiple solutions, and develops problem-solving strategies. Read more

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Function Plot

Plotting: $x^2-121$

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Answer Assistant

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1
2
3
4
5
6
7
8
9
0
a
b
c
d
f
g
m
n
u
v
w
x
y
z
.
(◻)
+
-
×
◻/◻
/
÷
◻2
◻◻
√◻
√

◻√◻
◻√
∞
e
π
ln
log
log◻
lim
d/dx
D□x
∫
∫◻
|◻|
θ
=
>
<
>=
<=
sin
cos
tan
cot
sec
csc

asin
acos
atan
acot
asec
acsc

sinh
cosh
tanh
coth
sech
csch

asinh
acosh
atanh
acoth
asech
acsch

How to improve your answer:

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Main Topic: Quadratic Equations

The quadratic equations (or second degree equations) are those equations where the greatest exponent to which the unknown is raised is the exponent 2.

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