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Mathematics 16 Online
OpenStudy (volleyballlover55):

help

OpenStudy (volleyballlover55):

@Jakesaurus1127

OpenStudy (supercalifragalisticexspeaalli):

?

OpenStudy (jakesaurus1127):

I'm here

OpenStudy (volleyballlover55):

ok! ready for some more pre-algebra questions!!! :)

OpenStudy (jakesaurus1127):

definitely

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

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

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

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

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

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

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! :)

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

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

OpenStudy (volleyballlover55):

oh ok :)

OpenStudy (volleyballlover55):

lol its taking a long time.. :)

OpenStudy (volleyballlover55):

@Jakesaurus1127 you got it? :)

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