Subjects

Knowunity AI

Open the App

Subjects

MatemáticasMatemáticas181 views·Updated Jun 22, 2026·1 page

La Ley de los Signos Matemáticos Explicada

user profile picture
Vanessa Bonilla@vanessabo_2q50f

¿Te estresan las matemáticas básicas? Tranquilo, estos temas fundamentales son...

1
of 1
Temas Fundamentales

-Ley de los signos-

①(+) (+) = +

②(+)(-)=

③ (-) (+) =

④(-)(-) =+

Repaso,
05 07 14

Ley delos Exponentes.

① $a^0$=

Temas Fundamentales de Álgebra

La ley de los signos es tu mejor amiga para no confundirte con positivos y negativos. Recuerda que signos iguales dan positivo: (+)(+) = + y (-)(-) = +. Cuando los signos son diferentes, el resultado es negativo: (+)(-) = - y (-)(+) = -.

Las leyes de exponentes te simplifican la vida una vez que las memorizas. Para multiplicar potencias de la misma base, sumas los exponentes: anam=an+ma^n \cdot a^m = a^{n+m}. Para dividir, restas: an÷am=anma^n \div a^m = a^{n-m}. Los exponentes negativos se convierten en fracciones: an=1ana^{-n} = \frac{1}{a^n}.

Los productos notables son patrones que aparecen constantemente en los exámenes. El binomio al cuadrado (a+b)2=a2+2ab+b2(a+b)^2=a^2+2ab+b^2 es el más común. La diferencia de cuadrados a2b2=(ab)(a+b)a^2-b^2=(a-b)(a+b) te permite factorizar rápidamente expresiones como x236=(x6)(x+6)x^2-36=(x-6)(x+6).

Tip clave: Practica estos patrones hasta que los hagas automáticamente. Son la base para resolver ecuaciones más complejas en cálculo.

We thought you’d never ask...

What is the Knowunity AI companion?

Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.

Where can I download the Knowunity app?

You can download the app in the Google Play Store and in the Apple App Store.

Is Knowunity really free of charge?

That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.

Most popular content: Exponent Properties

2

Most popular content in Matemáticas

9

Most popular content

9

Can't find what you're looking for? Explore other subjects.

Students love us — and so will you.

4.6/5App Store
4.7/5Google Play

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan SiOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha KlichAndroid user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

AnnaiOS user

MatemáticasMatemáticas181 views·Updated Jun 22, 2026·1 page

La Ley de los Signos Matemáticos Explicada

user profile picture
Vanessa Bonilla@vanessabo_2q50f

¿Te estresan las matemáticas básicas? Tranquilo, estos temas fundamentales son la base de todo lo que viene después. Dominar la ley de los signos, exponentes y productos notables te dará la confianza que necesitas para cualquier problema algebraico.

1
of 1
Temas Fundamentales

-Ley de los signos-

①(+) (+) = +

②(+)(-)=

③ (-) (+) =

④(-)(-) =+

Repaso,
05 07 14

Ley delos Exponentes.

① $a^0$=

Sign up to see the content. It's free!

  • Access to all documents
  • Improve your grades
  • Join milions of students

Temas Fundamentales de Álgebra

La ley de los signos es tu mejor amiga para no confundirte con positivos y negativos. Recuerda que signos iguales dan positivo: (+)(+) = + y (-)(-) = +. Cuando los signos son diferentes, el resultado es negativo: (+)(-) = - y (-)(+) = -.

Las leyes de exponentes te simplifican la vida una vez que las memorizas. Para multiplicar potencias de la misma base, sumas los exponentes: anam=an+ma^n \cdot a^m = a^{n+m}. Para dividir, restas: an÷am=anma^n \div a^m = a^{n-m}. Los exponentes negativos se convierten en fracciones: an=1ana^{-n} = \frac{1}{a^n}.

Los productos notables son patrones que aparecen constantemente en los exámenes. El binomio al cuadrado (a+b)2=a2+2ab+b2(a+b)^2=a^2+2ab+b^2 es el más común. La diferencia de cuadrados a2b2=(ab)(a+b)a^2-b^2=(a-b)(a+b) te permite factorizar rápidamente expresiones como x236=(x6)(x+6)x^2-36=(x-6)(x+6).

Tip clave: Practica estos patrones hasta que los hagas automáticamente. Son la base para resolver ecuaciones más complejas en cálculo.

We thought you’d never ask...

What is the Knowunity AI companion?

Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.

Where can I download the Knowunity app?

You can download the app in the Google Play Store and in the Apple App Store.

Is Knowunity really free of charge?

That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.

Most popular content: Exponent Properties

2

Most popular content in Matemáticas

9

Most popular content

9

Can't find what you're looking for? Explore other subjects.

Students love us — and so will you.

4.6/5App Store
4.7/5Google Play

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan SiOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha KlichAndroid user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

AnnaiOS user