Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/21

Click to flip

21 Cards in this Set

  • Front
  • Back
log property
loga^b = c
a^c = b
log property
log b^xy
logb^x + logb^y
log property
logb^(x/y)
logb^x - logb^y
log property
logb x^n
n log b^x
logb^x
(logx)/ (logb)
general equation of exponential functions
y = a x b^x

b>0
sum of 2 cubes
(a+b) (a^2 -ab +b^2)
difference of 2 cubes
(a-b) (a^2 +ab +b^2)
direct variation
y = kx^n
indirect variation
y = k/(x^n)
midpoints
(X1 +X2)/2, (Y1 + Y2)/2
distance
radical (X2-X1) + (Y2 -Y1)
circle
(x-h)^2 + (y-k)^2 = r^2
elipses
ax^2 + by^2 + cx + dy + e = 0
a does not = b
hyperbolas
ax^2 + by^2 + cx + dy + e = 0
a does not equal b and they are opposite in sign
using roots to find the quadratic formula
x^2 -(r1 +r2) + (r1 x r2)
arithemetic sequence
tn = t1 + (n-1)d
geometric sequence
tn = t1 x r^(n-1)
arithmetic series
sn = n/2 x (t1 + tn)
or
= n/2 x (2t1 + (n-1)d)
geometric series
sn = t1 x (1-r^n)/ (1-r)
convergent series
s = t1/(1-r)