Surface area= 2(6x15)+2(7x15)+2(6x7)
=180+210+84
=474m
Volume=15x6x7
=630m^2
The modal score would be 71. 71 appears the most in the list.
The correct answer is: [D]: "no real solutions" .
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The only "answers" would be: " <span>± 6i " ;
</span> → <span>both of which are not "real solutions" .
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