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Mathematics 14 Online
rootbeer003:

help

satellite73:

what's up?

rootbeer003:

eating

rootbeer003:

u rdy

satellite73:

mmmm food

satellite73:

what you got?

rootbeer003:

jolly rancher soft bites

satellite73:

yikes

satellite73:

i think i need a snack too what are we doing today?

rootbeer003:

math

rootbeer003:

did u get my message

satellite73:

just did !

rootbeer003:

lmao

satellite73:

where did that come from??

rootbeer003:

ahaah

rootbeer003:

http://prntscr.com/exo2m4

satellite73:

k lets get busy

satellite73:

first one http://www.wolframalpha.com/input/?i=3%5E6

rootbeer003:

d

satellite73:

second one reduce \(\frac{5}{20}\)

rootbeer003:

d

satellite73:

yeah

satellite73:

third one whatever \(-8\times 32\) is

satellite73:

did you get it?

rootbeer003:

c

rootbeer003:

http://prntscr.com/exo3q3

rootbeer003:

wait a

satellite73:

yes

rootbeer003:

c

satellite73:

yes

rootbeer003:

http://prntscr.com/exo4j7

rootbeer003:

http://prntscr.com/exo4lp

satellite73:

last one

rootbeer003:

http://prntscr.com/exo5sg

satellite73:

lol who wrote this stuff? the first one they tell you the first term is 2, then they give you choices, only one has the first term of 2!!

satellite73:

second one http://www.wolframalpha.com/input/?i=-1%2F125*5%5E5

satellite73:

third one http://www.wolframalpha.com/input/?i=-62%2B9*14

rootbeer003:

1?

satellite73:

first one, pick the only answer that has the first term of 2

rootbeer003:

b/...

satellite73:

doh

satellite73:

i mean "yes"

rootbeer003:

http://prntscr.com/exo7wg

satellite73:

first one is neither (nothing is both arithmetic and geometric)

satellite73:

second one is right

rootbeer003:

whats 1

satellite73:

"neither"

rootbeer003:

lol

rootbeer003:

u can tell i look at the choices

rootbeer003:

http://prntscr.com/exo96a

satellite73:

yeah right...

rootbeer003:

http://prntscr.com/exo982

satellite73:

not the first two

rootbeer003:

d

satellite73:

yeah D

rootbeer003:

http://prntscr.com/exo9g4

satellite73:

so D

satellite73:

yes, first one

rootbeer003:

https://youtu.be/Y4NGoS330HE listen

rootbeer003:

http://prntscr.com/exoahz

rootbeer003:

song smoother than butter

satellite73:

i am sure you have never seen a ford cortina

rootbeer003:

i like Porsches

satellite73:

first one is B \[2+4+6+8+10\]

satellite73:

second one http://www.wolframalpha.com/input/?i=sum+1+to+6+of+(-3k%2B4)

rootbeer003:

c

rootbeer003:

b

rootbeer003:

http://prntscr.com/exobpo

satellite73:

first one

rootbeer003:

http://prntscr.com/exoc1o

satellite73:

first one again do you know how to check it?

rootbeer003:

no

satellite73:

plug in 1 see if you get -5, plug in 2, see if you get -1

satellite73:

or recognize \(4i-9\) as a line with slope 4, each term increases by 4

rootbeer003:

http://prntscr.com/exod0j

satellite73:

first one is \[\frac{60\times 61}{2}=30\times 61\] whatever that is

rootbeer003:

d

satellite73:

yeah D there is a formula for the second one, i forget think it is \[\frac{n}{n}(a_1+a_n)\]

satellite73:

typo \[\frac{n}{2}(a_1+a_n)\]

satellite73:

try \[\frac{11}{2}(-12+38)\]

satellite73:

is 143 a choice?

rootbeer003:

a yea

rootbeer003:

i thought u said d

satellite73:

d for the first one

satellite73:

second one is 143

satellite73:

last one is 2884 http://www.wolframalpha.com/input/?i=sum+1+to+28+of+(8n-13)

rootbeer003:

http://prntscr.com/exof8g

satellite73:

these arctic monkeys are ok

satellite73:

this is too hard for me

satellite73:

i mean they are not the beautiful south, but they are ok

rootbeer003:

ew

rootbeer003:

do u like harry styles

satellite73:

here is my fave beautiful south song

satellite73:

is this an answer choice for the first one/ http://www.wolframalpha.com/input/?i=7(-11%2B41)

rootbeer003:

there is no 210

satellite73:

oh of course not how about this http://www.wolframalpha.com/input/?i=7(-11-63)

rootbeer003:

no

satellite73:

no i used 4, not 7 how about this http://www.wolframalpha.com/input/?i=7(-11-102)

satellite73:

ah finally C

satellite73:

second one what is \[2.5+26\times 3\]?

rootbeer003:

80.5

satellite73:

ok then \[2.5+80.5\]?

satellite73:

http://www.wolframalpha.com/input/?i=27%2F2(2.5%2B80.5)

rootbeer003:

http://prntscr.com/exoje8

satellite73:

second one http://www.wolframalpha.com/input/?i=-800(1%2B1%2F4%2B1%2F4%5E2%2B1%2F4%5E3%2B1%2F4%5E4%2B1%2F4%5E5%2B1%2F4%5E6%2B1%2F4%5E7)

satellite73:

which is D i guess

satellite73:

third one http://www.wolframalpha.com/input/?i=sum+1+to+10+2%5En

satellite73:

D for the third one

rootbeer003:

second one is d?

rootbeer003:

http://prntscr.com/exom6c

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Join our real-time social learning platform and learn together with your friends!