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poizon [28]
2 years ago
9

Through (4,-5), slope=-1/4

Mathematics
1 answer:
Karo-lina-s [1.5K]2 years ago
5 0

Answer:

y= -0.25x-1.

Step-by-step explanation:

1) if slope =-0.25, then in slope-interception form y=-0.25x+i, where i - unknown interception;

2) to calculate the unknown interception 'i', it needed to substitute the given coordinates (4;-5) into the equation:

-5=-0.25*4+i, ⇒ i=-1;

3) finally, y= -0.25x-1.

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The length is 6 and width is 3 or vice versa
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Evaluate n+2x2 when n=3 and x=−2.
krok68 [10]

Answer:

When n=3 and x=−2  the answer is 11.

Step-by-step explanation:

Given:

Let p (n,x) be the function such that

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Solution:

p (n,x) = n + 2x^{2}

Substituting n = 3 and x = -2 we get

p (3, -2) = 3 + 2(-2)^{2}

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7 0
3 years ago
Triangle ABC is similar to triangle EBD.
Svetach [21]

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7 0
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A rectangle has a width of 8 and a perimeter of 40 what is the length of the rectangle?
Cerrena [4.2K]
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5 0
4 years ago
Please help!!! SEE PICTURE<br> PRECALC TRIG
Alex17521 [72]

Answer:

131.41 degrees

Step-by-step explanation:

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θ = arcsin(-0.75)

θ = -48.59 degrees

Since sin is negative in the 3rd quadrant

α = 180 + θ

α = 180 - 48.59

α = 131.41degrees

Hence the required angle is 131.41 degrees

7 0
3 years ago
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