Løs 13-27 | Microsoft Problemløser til matematik

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Lignende problemer fra websøgning

Finding perpendicular bisector of the line segement joining

(- 1, 4) and (3, - 2)

https://math.stackexchange.com/questions/442781/finding-perpendicular-bisector-of-the-line-segement-joining-1-4-textand

Hints: find the midpoint

p

of the line segment connecting two points

(- 1, 4)

(3, - 2)

midpoint = (x_{p}, y_{p}) = (\frac{x _{2} + x _{1}}{2}, \frac{y _{2} + y _{1}}{2})

m_{1}

(- 1, 5) (3, - 2)

https://www.tiger-algebra.com/drill/(-1,5)(3,-2)/

Finding the distance, midpoint, slope, equation and the x y-intercepts of a line passing between the two points p1 (-1,5) and p2 (3,-2)The distance (d) between two points (x1,y1) and (x2,y2) is given ...

What is the angle between

< 1, - 2, 7 >

< 7, - 2, 2 >

https://socratic.org/questions/what-is-the-angle-between-1-2-7-and-7-2-2

= 63.2 º

Explanation: The angle between two vectors is given by the dot product.

u . v = ∥ u ∥ \cdot ∥ v ∥ cos θ

θ

What is the angle between

< 3, - 2, 7 >

< 1, - 3, 6 >

https://socratic.org/questions/what-is-the-angle-between-3-2-7-and-1-3-6

\Rightarrow θ = 23.4^{\circ}

Explanation: Let First vector be

A = 3 \hat{i} - 2 \hat{j} + 7 \hat{k}

∣ ∣ ∣ ∣ A ∣ ∣ ∣ ∣ = 3^{2} + 2^{2} + 7^{2} = 62

What is the equation of the line that passes through

(- 1, 1)

and is perpendicular to the line that passes through the following points:

(13, 1), (- 2, 3)

https://socratic.org/questions/what-is-the-equation-of-the-line-that-passes-through-1-1-and-is-perpendicular-to-2

8 t 3 - 27

https://www.tiger-algebra.com/drill/8t3-27/

8t3-27 Final result : (2t - 3) • (4t2 + 6t + 9) Reformatting the input : Changes made to your input should not affect the solution: (1): "t3" was replaced by "t^3". Step by step solution : ...

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Kopieret til udklipsholder

-14

Subtraher 27 fra 13 for at få -14.

Eksempler

Kvadratisk ligning

x^{2} - 4 x - 5 = 0

4 sin θ cos θ = 2 sin θ

Lineær ligning

y = 3 x + 4

699 * 533

[2534] [2 - 1 0135]

Samtidig ligning

{8 x + 2 y = 46 7 x + 3 y = 47

Differentiering

\frac{d}{d x} \frac{( 3 x ^{2} - 2 )}{( x - 5 )}

\int_{0}^{1} x e^{- x^{2}} d x

x \to - 3 lim \frac{x ^{2} - 9}{x ^{2} + 2 x - 3}