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Zielflug [23.3K]
3 years ago
9

Determine the slope of the line that passes through the points M(–3, 5) and N(1, 8). Represent the slope in decimal form.

Mathematics
1 answer:
lyudmila [28]3 years ago
4 0
The slope should be 3/4. The whole equation simplified should be y= 3/4x+3.25
You might be interested in
what is the polynomial function of lowest degree with leading coefficient of 1 and roots 2 and 1 + square root2
Marta_Voda [28]
If the roots to such a polynomial are 2 and 1+\sqrt2, then we can write it as

(x-2)(x-(1+\sqrt2))

courtesy of the fundamental theorem of algebra. Now expanding yields

(x-2)(x-1-\sqrt2)=x^2-2x-(1+\sqrt2)x+2(1+\sqrt2)=x^2-(3+\sqrt2)x+2+2\sqrt2

which would be the correct answer, but clearly this option is not listed. Which is silly, because none of the offered solutions are *the* polynomial of lowest degree and leading coefficient 1.

So this makes me think you're expected to increase the multiplicity of one of the given roots, or you're expected to pull another root out of thin air. Judging by the choices, I think it's the latter, and that you're somehow supposed to know to use 1-\sqrt2 as a root. In this case, that would make our polynomial

(x-2)(x-(1+\sqrt2))(x-(1-\sqrt2))=x^3-4x^2+3x+2

so that the answer is (probably) the third choice.

Whoever originally wrote this question should reevaluate their word choice...
5 0
3 years ago
Nine times a number decreased by 16
Setler79 [48]

Answer:

9 · x - 16

Explanation:

Nine times a number: 9 · x

Decreased by 16: - 16

Put them together: 9 · x - 16

7 0
3 years ago
If 1.6 cup of icing cover 2.3 of a cake then how much icing is need to cover the entire cake
Setler79 [48]
Mark me as brainliest! :)

1/6 * 3/2 = 1/4
5 0
3 years ago
For brainiest:):):):):):):):)
Nookie1986 [14]

Answer:

Step-by-step explanation:

original price = 20

3 0
3 years ago
Can someone solve this
Leto [7]

Answer:

76 inches

Step-by-step explanation:

20 + 18 = 38

38 x 2 = 76

3 0
3 years ago
Read 2 more answers
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