# Serena's Blog

### My Riverside Rapid Digital Portfolio

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This week in Precalc 11, we continued off what we started on trigonometry before our winter break. Since me not doing the week 16 blog post, I have learned a lot about trigonometry this semester that I haven’t share yet…. Continue Reading →

This week in precalc 11, we finished our whole unit on rational expressions and equations. One of my favorite things we learned was solving rational equations. There are many different ways you can solve a rational equation such as moving… Continue Reading →

This week in precalc 11, we learned many new things. We started our new unit, Rational Expressions and Equations. We learned how to multiply, divide, add and subtract rational expressions. What we recalled starting the unit was that a rational number… Continue Reading →

This week in precalc 11, we learned many new concepts and learned a completely different vocabulary. We learned something called reciprocal functions. For example, if we have then the reciprocal would be Some new vocabulary that we learned are invariant… Continue Reading →

This week in precalc 11, we started learning about absolute values and reciprocal functions. As we already know, the absolute value of a number can not be negative so we have to always keep that in mind. If we have… Continue Reading →

This week in precalc 11 we focused on the new unit we just started, graphing inequalities and systems of equations. A lot of the things we learned this week was review from what we did in grade 9. What we… Continue Reading →

This week in precalc 11, we reviewed for our midterm and we started our next unit. During the week, I spent a lot of time reviewing old concepts in the book and realized I forgot how to do a lot… Continue Reading →

This week in Precalc 11, we learned many new things and started preparing for our unit test and midterm. One of the most interesting things we learned this week was equivalent forms of the quadratic function. From what we learned,… Continue Reading →

This week in precalc 11, we learned a lot of new things. One of my favorite things I learned this week was analyzing which is standard form We know that can tell us … If it is congruent to If… Continue Reading →

This week in Precalc 11, we mostly focused on reviewing for our solving quadratic equations test but we did learn one thing before our test. In the picture above is the quadratic formula, the highlighted area is called the discriminant…. Continue Reading →