SAT math 10

Question 1

binomial cube

Answer 1

(a+b)*

a+3a^b + 3ab^+ b

Question 2

binomial cube

Answer 2

(a-b)*

a- 3a^b + 3ab^+ b

Question 3

sum of 2 cubes

Answer 3

a+b=

a + b)(a^- ab + b^

Question 4

difference of 2 cubes

Answer 4

a-b=

a - b)(a^ + ab + b^

Question 5

n [ x ^

Answer 5

x ^/n

Question 6

i

can’t be in denominater, multiply by conjugate

Answer 6

[-1

Question 7

i2

Answer 7

-1

Question 8

i3

Answer 8

-i

Question 9

i4

Answer 9

i

Question 10

if i raised to higher exponent than 4, divide ex by 4

Answer 10

.25= 1
.5 = i2
.75 = i3
no deci= i4

Question 11

complex #

Answer 11

a+bi

Question 12

complex conjugate

Answer 12

(a+bi)(a-bi)

Question 13

facotring

Answer 13

ac b

x +

Question 14

quadratic graphing

Answer 14

line of symmetry
-b
2a

c= y intercept
a(x-h)^ + k

Question 15

other grpahing

Answer 15

right (x-2)

a= stretch/shrink

Question 16

probability: intersection in venn diagram

Answer 16

n

u= union/or

Question 17

addition rule

AuB

Answer 17

Pa+Pb- p(anb)

Question 18

not a (has macron)

Answer 18

1-P(A)

Question 19

A given B

Answer 19

P(AnB)

p(B)

Question 20

events are indpendent if

Answer 20

A x B = A n B

Question 21

bell curve

Answer 21

68% one standard deviation
95=2
99.7=3

Question 22

deviation

Answer 22

cursive o

Question 23

mean

Answer 23

macron x, cursive u

Question 24

polynomial

polynomial

Answer 24

vertical asym: set denom to zero

```
horizontal asym:
based on degree
b/s= none
s/b= 0
s/s= 1
~~~

Question 25

to find sum of the first n in a sequence | ^= n

Answer 25

a(1-r^) | 1-r

Question 26

polynomial division

Answer 26

divide first term, multiply answer by term on to= subtract, repeate

Question 27

smaller

Answer 27

side thats skewd

Question 28

simple random

Answer 28

calc generate random #

Question 29

systematic

Answer 29

put data in order n choose every 5th one

Question 30

stratified

Answer 30

put into 2 groups & the simple random for each

Question 31

cluster

Answer 31

put in groups then choose a group

Question 32

logbY= *

Answer 32

b*=y

Question 33

logex=y

Answer 33

lnx=y

Question 34

loga | logb

Answer 34

logbA

Question 35

equation | y=log(3x-5)

Answer 35

domain: 3x-5> 0 asymptote: 3x-5=0

Question 36

logb(AxB)

Answer 36

logbA + logbB

Question 37

logb(A/B)

Answer 37

logbA-logbB

Question 38

logbA^

Answer 38

^logbA

Question 39

properties of rectangle

Answer 39

parallelogram all angles right diagonals congruent

Question 40

properties of rhombus

Answer 40

all sides congruent diagonals are angle bisectors diagonals are perpendicular bisect 4 congruent right triangles

Question 41

properties of square

Answer 41

rombus, parallelogram, rectangle | 4 congruent isosceles right triangle