3º A/B MATEMÁTICAS ACADÉMICAS

DAY 14-03-2020

Here you will find some sites that will help you to understand the operations on polynomials...

To warm up, a quick recap!

Operations

Now, subtraction and multiplication...


And here it comes the division! (English way)


And finally, Ruffini's method!





DAY 16-3-2020

Here you have a link to the solutions of the exercises I told you to do the last day. I hope it helps you!!


DAY 17-03-2020

Today we are going to revise factorisation. Remember, factorising is the same thing as writing as a product!!

We can do so by taking out common factor:




Or we can use the special products!






DAY 18-03-2020

Today I'm going to recommend you this video to show that you can factor more types of polynomials, pay a special attention to the cases 1 and 2!



If we focus in these two cases...



Actually, this is the English way, but I also recommend you to have a look at the Spanish way (go to the 3ºC/D page! ;-))

Next day, I'll give you a worksheet for you to practise this!


DAY 20-03-2020

Today I'm going to give you a worksheet with some solved examples of factorisation. Try to solve them without looking at the solutions ;-)!! You can go up till the point 2, but in the point 3 you will see that we can also factorise more complex polynomials.

FACTORISATION EXAMPLES

And here you have another one. This time till the exercise 5!!

FACTORISATION (DO TILL THE EXERCISE 5)

DAY 24-03-2020

And now, I'm going to give you a worksheet to practise how to factor special products and trinomials. At the bottom you'll find the solutions. I hope you find them easy!

SPECIALPRODUCTS+TRINOMIALS

DAY 26-03-2020

In order to help you do the last exercises about factorisation of trinomials, I'm going to solve for you two of the examples. Here you are!



NEXT WEEK WE ARE GOING TO TAKE A LITTLE TEST THROUGH "GOOGLE CLASSROOM" ABOUT WHAT WE HAVE SEEN SO FAR. TO DO SO, YOU MUST OPEN YOUR GOOGLE ACCOUNT, CLICK ON THE APPLICATION "GOOGLE CLASSROOM" AND ENTER THE CODE vlgrt3b IF YOU'RE IN 3ºA OR uc2vy6i IF YOU'RE IN 3ºB TO JOIN THE CLASS. I WILL UPLOAD THE TEST ON WEDNESDAY AND YOU WILL HAVE TO FRIDAY TO DO IT AND UPLOAD YOUR RESULTS SO THAT I CAN CHECK IT AND CORRECT IT.

LA SEMANA QUE VIENE HAREMOS UN PEQUEÑO TEST A TRAVÉS DE GOOGLE CLASSROOM DE LO VISTO HASTA AHORA. PARA HACERLO DEBÉIS, DESDE VUESTRA CUENTA DE GOOGLE, ENTRAR EN LA APLICACIÓN GOOGLE CLASSROOM  E INTRODUCIR EL CÓDIGO vlgrt3b SI SOIS DE 3ºA O uc2vy6i SI SOIS DE 3ºB PARA UNIROS A LA CLASE. SUBIRÉ EL TEST EL MIÉRCOLES Y TENDRÉIS HASTA EL VIERNES PARA HACERLO Y SUBIRLO DE MODO QUE YO LO PUEDA VER Y CORREGIR.

IF YOU HAVE ANY DOUBT, PLEASE CONTACT ME THROUGH THE E-MAIL OR THE COMMENTS IN THE BLOG!


DAY 30-03-2020

Today we are goint to revise how to solve equations that involve fractions. Here you have some useful examples




And I'm going to give you a worksheet to practise!! (Solutions at the bottom)






























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