In mathematics education, precalculus or college algebra is a course, or a set of courses, that includes algebra and trigonometry at a level which is designed to prepare students for the study of calculus. Schools often distinguish between algebra and trigonometry as two separate parts of the coursework.
I'm trying to find where this function increases and decreases:
f(x) = = - x^2 - 6x - 8
I can get the vertex (h, k), which works out [by my math] to be (3, -17).
I'm just not sure where to go from here to get information like:
point of increase and decrease
domain and range...
A subgroup must be formed, with 4 people being chosen from 3 larger groups.
Group A contains 6 people
Group B contains 4 people
Group C contains 3 people
The subgroup of 4 must contain atleast 1 person from each group (A,B,C). How many possible groups are there?
Well there are 6...
any HS honors precalc teachers here? I am looking for a typical outline and syllabus for a typical year of HS honors precalc. what subjects and topics would be covered? thanks.
"Use Demoivre's Theorem to find the indicated power of the complex number. Write the result in standard form."
:
2(squareroot of (3) + i)^5
now when i do this i always end up getting
-(32squareroot(3))/2 + i32/2
the book seems to get teh same answer except WITHOUT the 2 in the...
i will try and post the question and tell you how far i got and hopefully some nice guy/girl out there will show me what i did wrong and help me solve the problems before the test tomorrow
1-The heat experienced by a hiker at a campfire is proportional to the amount of wood on the fire, and...
So I've been annoyed with my college recently because of their grading system on this accuplacer tests. Along with the fact that the staff are annoying and ugh. long story short I need to get into higher math classes as quick as possible.
I'm gifted at math and figure that I'll be able to...
My math teacher has been out for 2 days and the subs have just been putting notes up and I'm totally not getting this. So maybe someone here can explain everything in other ways. Note that my book does a crappy job of explaining this subject. But it does break it down into two distince areas -...