Mathematics, 14.12.2019 01:31 claytonhopkins
An oil refinery is located on the north bank of a straight river that is 1 km wide. a pipeline is to be constructed from the refinery to storage tanks located on the south bank of the river 6 km east of the refinery. the cost of laying pipe is $500,000/km over land to a point p on the north bank and $1,000,000/km under the river to the tanks. to minimize the cost of the pipeline, how far from the refinery should p be located?
Answers: 3
Mathematics, 21.06.2019 17:00
Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k
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Mathematics, 21.06.2019 20:00
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0
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Mathematics, 21.06.2019 21:00
Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65
Answers: 1
An oil refinery is located on the north bank of a straight river that is 1 km wide. a pipeline is to...
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