3 years ago

PLEASE HELP ME!! 25 POINTS!!!

1 answer:

7 0

C. The y-intercept represents how far away she is at time = 0, meaning before she started traveling home. Therefore it must be a single value rather than a per-minute rate, and it must be measured in miles since it's a measure of distance. C is the only answer that fits.

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STatiana [176]

43 I think the answer is 43

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3 years ago

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Find the sum of the three expressions and choose the correct answer.

worty [1.4K]

$(-2u^3v + 5uv - 1) +(7u^3v - 2u^2v^2) +(5u^2v^2 - uv + 6)=\\\\ -2u^3v + 5uv - 1 +7u^3v - 2u^2v^2 +5u^2v^2 - uv + 6= \\ \\ (7u^3v-2u^3v)+(5u^2v^2-2u^2v^2)+(5uv-uv)+(6-1)=\\\\ \boxed{5u^3v+3u^2v^2+4uv+5}$