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OpenStudy (volleyballlover55):
@Jakesaurus1127
OpenStudy (supercalifragalisticexspeaalli):
?
OpenStudy (jakesaurus1127):
I'm here
OpenStudy (volleyballlover55):
ok! ready for some more pre-algebra questions!!! :)
OpenStudy (jakesaurus1127):
definitely
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OpenStudy (volleyballlover55):
ok!
OpenStudy (volleyballlover55):
OpenStudy (jakesaurus1127):
C
OpenStudy (volleyballlover55):
Which of the following is a rational number?
square root of 15, square root of 16 square root of 17, square root of 18
square root of 15
square root of 16
square root of 17
square root of 18
OpenStudy (jakesaurus1127):
square root of 16
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OpenStudy (volleyballlover55):
There are (24)2 ⋅ 20 books in a cupboard. What is the total number of books in the cupboard?
2^2
2^6
2^8
2^16
OpenStudy (jakesaurus1127):
960
OpenStudy (jakesaurus1127):
2^16
OpenStudy (volleyballlover55):
OpenStudy (jakesaurus1127):
D
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OpenStudy (volleyballlover55):
If (92)p = 98, what is the value of p?
2
3
4
6
OpenStudy (jakesaurus1127):
none of them
OpenStudy (volleyballlover55):
what do you mean?
OpenStudy (jakesaurus1127):
92 * 2 = 184
OpenStudy (volleyballlover55):
oh sorry i wrote the question wrong..
If (9^2)p = 9^8, what is the value of p?
2
3
4
6
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OpenStudy (jakesaurus1127):
is it\[(9^{2})^{p}=9^{8}\]
OpenStudy (volleyballlover55):
yes
OpenStudy (jakesaurus1127):
p=4
OpenStudy (volleyballlover55):
OpenStudy (jakesaurus1127):
i think it's A
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OpenStudy (volleyballlover55):
ok next! sorry i was gone.. but im here :)
OpenStudy (volleyballlover55):
If x^2 = 20, what is the value of x?
±square root of 10
±square root of 20
±10
±40
OpenStudy (jakesaurus1127):
square root of 20
OpenStudy (volleyballlover55):
ok! next!
The amounts of food waste generated in a region during two years were 37,500,000 tons and 30,400,000 tons. What was the total food waste generated over these two years in the region, expressed in scientific notation?
67.9 ⋅ 10^14 tons
6.79 ⋅ 10^7 tons
67.9 ⋅ 10^7 tons
6.79 ⋅ 10^14 tons
OpenStudy (jakesaurus1127):
I meant B
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OpenStudy (volleyballlover55):
so wait.. the answer for that one is?
6.79 ⋅ 10^7 tons
OpenStudy (jakesaurus1127):
yep
OpenStudy (volleyballlover55):
ok next!
What is p^m ⋅ p^n equal to?
p^m − n
p^m + n
p^m ⋅ n
p^m ÷ n
OpenStudy (jakesaurus1127):
C
OpenStudy (volleyballlover55):
Which rational number equals 0 point 6 with bar over 6?
2 over 3
6 over 10
4 over 5
6 over 5
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OpenStudy (jakesaurus1127):
2 over 3
OpenStudy (volleyballlover55):
Which expression is equivalent to 2^4 ⋅ 2^−7?
1 over 2 to the power 11
1 over 2 to the power 3
2^3
2^11
OpenStudy (jakesaurus1127):
1/2^3
OpenStudy (volleyballlover55):
ok thanks so much!! neext :) your really smart! and i love how you respond so quickly because i hate how other people take like 10 min just for one question :/ lol
OpenStudy (jakesaurus1127):
Happy to help! :)
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OpenStudy (volleyballlover55):
thankssss!!! next :)
OpenStudy (volleyballlover55):
ok for these next 4 questions.. i need you to answer in your own words and explain it :) ok?
OpenStudy (jakesaurus1127):
ok
OpenStudy (volleyballlover55):
its not mulitple choice :)
OpenStudy (jakesaurus1127):
got it
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OpenStudy (volleyballlover55):
Part A: If (7^2)^x = 1, what is the value of x? Explain your answer. (5 points)
Part B: If (7^0)^x = 1, what are the possible values of x? Explain your answer. (5 points)
OpenStudy (jakesaurus1127):
A: x = 0 because anything^0 = 1
B: x can equal 0 or 1 because anything^0 = 1 and anything^1 = itself
OpenStudy (volleyballlover55):
OpenStudy (volleyballlover55):
hey you there? :)
OpenStudy (jakesaurus1127):
I'm here this is just taking a while
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