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Vilka [71]
3 years ago
13

Find the equation of the line passing through the point (–1, 5) and perpendicular to the line y = – 3x + 4.

Mathematics
1 answer:
dsp733 years ago
3 0

9514 1404 393

Answer:

  A)  3y = x + 16

Step-by-step explanation:

The equation of a perpendicular line can be found by swapping the x- and y-coefficients and negating one of them. The constant will be chosen to match the given point.

Swapping coefficients, we get ...

  -3y = x + c

Negating the y-coefficient gives ...

  3y = x + c

Filling in the given point, we have ...

  3(5) = -1 + c

  16 = c

The equation of the perpendicular line can be written as ...

  3y = x + 16 . . . . matches choice A

_____

Note that choice A is the only equation that gives a line with positive slope. The given equation has negative slope, so its perpendicular must have positive slope.

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8_murik_8 [283]

Answer:

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7 0
3 years ago
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Answer:

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Step-by-step explanation:

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B. 10x2y + 2xy2 + [(-4x2) + (-4x2y)]  : in this polynomial, the terms that are grouped, are not like terms, then is incorrect.

C. (-4x2) + 2xy2 + [10x2y + (-4x2y)]  ; This polynomial is the right answer because the like terms are grouped.

D. [10x2y + 2xy2 + (-4x2y)] + (-4x2): This polynomial is incorrect because one of the terms that are grouped is not a like term.

4 0
3 years ago
Read 2 more answers
20-gallon gas tax can go 25 miles on 1 gallon if the tank is full at the beginning of a 725 miles trip how many times does the d
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I hope this helped you! c:
6 0
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How does a digit in the 10,000s place compare to a digit in the thousands place?
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5,15,25,35,45,55 ext.
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