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How do you solve 3^ { 4} \div [ ( 7.2\times 0.8) + 3.24]? | HIX Tutor

In any calculation involving different operations, always count the number of terms first. In each term the order is: 
Brackets first, then powers and roots, then multiply and divide.
This expression is all one term - start with the innermost bracket.
<mathjax>#3^4 = 81#</mathjax> can be calculated at any stage.
<mathjax>#3^4div[(color(red)(7.2xx0.8))+3.24]#</mathjax>
=<mathjax>#81div[color(red)5.76+3.24]#</mathjax>
=<mathjax>#81div[color(blue)(5.76+3.24)]#</mathjax>
=<mathjax>#81divcolor(blue)(9)#</mathjax>
=<mathjax>#9#</mathjax>

In any calculation involving different operations, always count the number of terms first. In each term the order is: 
Brackets first, then powers and roots, then multiply and divide.
This expression is all one term - start with the innermost bracket.
<mathjax>#3^4 = 81#</mathjax> can be calculated at any stage.
<mathjax>#3^4div[(color(red)(7.2xx0.8))+3.24]#
=<mathjax>#81div[color(red)5.76+3.24]#
=<mathjax>#81div[color(blue)(5.76+3.24)]#
=<mathjax>#81divcolor(blue)(9)#
=<mathjax>#9#

How do you solve #3^ { 4} \div [ ( 7.2\times 0.8) + 3.24]#?