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Mathematics 11 Online
OpenStudy (anonymous):

whats the value of expressions 1 and 2

OpenStudy (anonymous):

OpenStudy (anonymous):

expression 2

OpenStudy (mathstudent55):

1. Anytime you divide a number by itself, except for zero, the answer is 1.

OpenStudy (anonymous):

the first would be three because when the base is the same and you are dividing two powers all you do is takeaway the denominator from the numerator (4-4)

OpenStudy (mathstudent55):

2. Use the rule a^m/a^n = a^(m - n) When you divide two powers that have the same base, subtract the exponents.

OpenStudy (anonymous):

then 3/3 is equal to one

OpenStudy (mathstudent55):

@WilliamF 3^4/3^4 = 3^(4-4) = 3^0 = 1

OpenStudy (anonymous):

the answer is definetly 1

OpenStudy (anonymous):

is the second one 6

OpenStudy (anonymous):

sorry what I meant to say was, when the power is not equal to 0 then the base stays the same and you just minus the two powers

OpenStudy (anonymous):

the second would be 2-5 so 2^-3

OpenStudy (mathstudent55):

2. 2^2/2^5 = 2^(2 - 5) = 2^(-3) = 1/2^3 = 1/8

OpenStudy (anonymous):

oops I did it wrong

OpenStudy (anonymous):

thank you for showing me how to do it though! and thanks for helping your help is greatly appreciated!!1

OpenStudy (mathstudent55):

wlcm

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