How do you evaluate #5.12\times 10^ { - 3}#?

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Answer 1 · 2017-02-24T13:36:13

#0.00512#

#color(blue)(5.12xx10^(-3)#

We know that #color(blue)(x^(-y)=1/x^y#

#rarr5.12xx1/(10^3)#

#rarr5.12xx1/1000#

#rarr5.12xx0.001#

#rArrcolor(GREEN)(0.00512#

Hope this helps...