Mathematics
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OpenStudy (anonymous):
9 fourth root of 7 end root minus 8 cubed root of 7 end root plus 4 cubed root of 7 end root of 3 fourth root of 7
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OpenStudy (anonymous):
I got C for this one, but I'm not sure
rishavraj (rishavraj):
u r right....
OpenStudy (anonymous):
thanks again rish!
rishavraj (rishavraj):
u r welcome...anytime!!!1
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OpenStudy (anonymous):
i got D check for me please!!
rishavraj (rishavraj):
yup u r correct...
OpenStudy (anonymous):
I got B for this one
rishavraj (rishavraj):
u r wrong
OpenStudy (anonymous):
wait, is it supposed to be a positve 35?
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rishavraj (rishavraj):
hey i didnt get it...what do u mean bu positive 35...where
OpenStudy (anonymous):
for the first part of the problem?
rishavraj (rishavraj):
what ur choice is....7*5 = 35
OpenStudy (anonymous):
Yeah ok. I got D then
rishavraj (rishavraj):
nope its not D
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OpenStudy (anonymous):
ya idk then, i'll just skip it for now and go back to it in a bit
OpenStudy (anonymous):
I got B
rishavraj (rishavraj):
u r wrong try...
(a + b)(a - b) = a^2 - b^2
rishavraj (rishavraj):
If u say then i can upload the pic of solution of previous question
OpenStudy (anonymous):
yes please show me the pic but okay i will try that right now
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rishavraj (rishavraj):
OpenStudy (anonymous):
so you got A??
rishavraj (rishavraj):
yeah...
OpenStudy (anonymous):
yeah i see where i was messing up looking at your work thanks! and for number 5 that i just sent you, I got D??
rishavraj (rishavraj):
yeah its D 54
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OpenStudy (anonymous):
ok thank you !
rishavraj (rishavraj):
anyytime!!!!
OpenStudy (anonymous):
this is the last one i promise but i got D for this one too !
rishavraj (rishavraj):
u r wrong...and u can ask questions no need to promise....
OpenStudy (anonymous):
ok yeah i have no idea how to do this one
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rishavraj (rishavraj):
wanna hav the pic??
OpenStudy (anonymous):
yeah that would help a lot
rishavraj (rishavraj):
OpenStudy (anonymous):
ok yeah i see what you did
OpenStudy (anonymous):
i messed up all my parenthesis
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rishavraj (rishavraj):
oo...
OpenStudy (anonymous):
yeah that helped me though, thanks !
rishavraj (rishavraj):
solved that system of linear equations question???
OpenStudy (anonymous):
Yeah I did :D
rishavraj (rishavraj):
ooo thats good...
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OpenStudy (anonymous):
yeah, you helped me a lot ! I feel bad haha
rishavraj (rishavraj):
no need i enjoyed....heheehee
OpenStudy (anonymous):
:D thanks dude!
rishavraj (rishavraj):
anytime!!!! I told the same before
OpenStudy (anonymous):
i'll let you know if i have more questions!
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rishavraj (rishavraj):
yup do let me know....
OpenStudy (anonymous):
D??
rishavraj (rishavraj):
yup u r correct
OpenStudy (anonymous):
also D?
rishavraj (rishavraj):
bingoo...u r right...hehehehe
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OpenStudy (anonymous):
OpenStudy (anonymous):
B??
rishavraj (rishavraj):
u r wrong...
rishavraj (rishavraj):
try it now...
OpenStudy (anonymous):
A?
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rishavraj (rishavraj):
nooo....subtract correcly...
OpenStudy (anonymous):
i always get stuck doing these
rishavraj (rishavraj):
need any help???
OpenStudy (anonymous):
yeah i do please
rishavraj (rishavraj):
7/8 - 2/5 = (35 - 16)/40
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OpenStudy (anonymous):
ok now i got D or x=19/40
rishavraj (rishavraj):
its not x = 19/40 its
answer is x^(19/40)
OpenStudy (anonymous):
yeah thats what i meant sorry
OpenStudy (anonymous):
ok this is the last one i got A or D
rishavraj (rishavraj):
no need to be sorry......
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rishavraj (rishavraj):
see a^-1 = 1/a
and 1/(a)^-1 = a...
OpenStudy (anonymous):
So it is D?
OpenStudy (anonymous):
because -4*-4*-4*-4 is positive 256
rishavraj (rishavraj):
no thats not the reason....
OpenStudy (anonymous):
oh
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rishavraj (rishavraj):
\[1/4^{-4} = 4^{4}\]
OpenStudy (anonymous):
O OKAY YEAH i forgot all about the first part ;-; i havent done this in forever
rishavraj (rishavraj):
no problem at all....
OpenStudy (anonymous):
well i am done for the night, i owe you man! thanks so much! you're a life saver!
rishavraj (rishavraj):
anytime!!!!again...good night..
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OpenStudy (anonymous):
same to you! goodnight !
rishavraj (rishavraj):
dont wish me good night..its 8:40 am here right now
OpenStudy (anonymous):
ooo hahah well good morning to you!!
OpenStudy (anonymous):
and have a wonderful day!
rishavraj (rishavraj):
thanks and i will surely have the same!!!