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Help1234321
 3 years ago
HELP!!!!!!!!!!!!!!!
Simplify 4^21

4^7
1. 4^28
2. 4^21
3. 4^7
4. 4^3
Help1234321
 3 years ago
HELP!!!!!!!!!!!!!!! Simplify 4^21  4^7 1. 4^28 2. 4^21 3. 4^7 4. 4^3

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Help1234321
 3 years ago
Best ResponseYou've already chosen the best response.0@sunlab2015 @surdawi @MicroBot @MATHGEOMETRY8 @Hollywood_chrissy

SheldonEinstein
 3 years ago
Best ResponseYou've already chosen the best response.1Always remember that : \(\frac{a^b}{a^c} = a^{bc} \)

SheldonEinstein
 3 years ago
Best ResponseYou've already chosen the best response.1Hence, \[\large{\frac{4^{21}}{4^7} = 4^{217} = 4^{14}}\]

Help1234321
 3 years ago
Best ResponseYou've already chosen the best response.0Which operation would you use on the exponents to simplify the expression 57 × 511? Addition Subtraction Multiplication Division

Help1234321
 3 years ago
Best ResponseYou've already chosen the best response.0Which operation would you use on the exponents to simplify the expression 5^7 × 5^11? Addition Subtraction Multiplication Division

Help1234321
 3 years ago
Best ResponseYou've already chosen the best response.0Simplify 15^4  15^5

Help1234321
 3 years ago
Best ResponseYou've already chosen the best response.0Simplify 15^4  15^5

Help1234321
 3 years ago
Best ResponseYou've already chosen the best response.0wouldnt it be 15^9??? not a answer

Miyuru
 3 years ago
Best ResponseYou've already chosen the best response.1Do subtraction like this....\[\frac{15^4}{15^5}=15^{45}=15^{1}\]

Miyuru
 3 years ago
Best ResponseYou've already chosen the best response.1This answer is for the one you typed before..

Miyuru
 3 years ago
Best ResponseYou've already chosen the best response.1\[\frac{15^{4}}{15^5}=15^{45}=15^{9}\]
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