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toc =1= math \frac{186282 miles}{1 second} \cdot \frac{3600 seconds}{1 hour} \cdot \frac{24 hours}{1 day} \cdot \frac{365 days}{1 year} math

math 5,874,589,152,000 = 5.874589152 x 10^{12} math

=2 and 3=

=4= (a) 1.1 million dollars or $1,100,000 loss (b) $3,200,000 loss 1.5 - (-1.7) (c) $1,700,000 loss

An overall net profit of $1,300,000



=5=



=6=

math \\(-x)y+xy = (-1)xy+(1)xy = (-1+1)(xy) = (0)(xy) = 0 \\ \\so \\(-x)y= -(xy) math

=7= math 63 \div 1016 = 0.062 math

6.2%