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Prealgebra Algebra 1 Algebra 2 Linear Algebra

08/01/21

Find the point at which the line ⟨−2,−2,0⟩+𝑡⟨−3,2,−1⟩ ⟨ − 2 , − 2 , 0 ⟩ + t ⟨ − 3 , 2 , − 1 ⟩ intersects the plane −3𝑥+2𝑦−2𝑧=62 − 3 x + 2 y − 2 z = 62 .

Find the point at which the line ⟨−2,−2,0⟩+𝑡⟨−3,2,−1⟩ ⟨ − 2 , − 2 , 0 ⟩ + t ⟨ − 3 , 2 , − 1 ⟩ intersects the plane −3𝑥+2𝑦−2𝑧=62 − 3 x + 2 y − 2 z = 62 .

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Prealgebra Math Algebra 1 Algebra 2

07/30/21

algebra question

Incline mats, or triangle mats, are offered with different levels of incline to help gymnasts learn basic moves. As the name may suggest, two sides of the mat are right triangles. If the height of... more

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Prealgebra Math Algebra 1 Algebra 2

07/30/21

Math question.. thank you.

Bill uses mirrors to augment the “laser experience” at a laser show. At one show he places three mirrors, A ,B, C, in a right triangular form. If the distance between A and B is 8 m more than the... more

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Prealgebra Math Algebra 1 Algebra 2

07/30/21

THANKS IN ADVANCE!

An architect wants to draw a rectangle with a diagonal of 25 millimeters. The length of the rectangle is to be 10 millimeters more than twice the width. What dimensions should she make the rectangle? more

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Prealgebra Math Algebra 1 Algebra 2

07/29/21

Help me, thanks!

The difference between two positive integers is 6. If the smaller is added to the square of the larger, the sum is 104 . Find the integers by solving the equation.

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Prealgebra Math Algebra 1 Algebra 2

07/29/21

MATHH QUESTION!

A rectangle has a length of 14 yards less than 2 times its width. If the area of the rectangle is 660 square yards, find the length of the rectangle.

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Prealgebra Math Algebra 1 Algebra 2

07/29/21

MATH QUESTION!!

A telephone pole has a wire attached to its top that is anchored to the ground. The distance from the bottom of the pole to the anchor point is 49 feet less than the height of the pole. If the wire... more

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Prealgebra Math Algebra 1 Algebra 2

07/29/21

MATH QUESTION!!

Incline mats, or triangle mats, are offered with different levels of incline to help gymnasts learn basic moves. As the name may suggest, two sides of the mat are right triangles. If the height of... more

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Prealgebra Math Algebra 1 Algebra 2

07/29/21

PLEASE help me.. thank you in advance.

Consider two consecutive positive integers such that the square of the second integer added to 2 times the first is equal to 78 .Find the integers by solving the equation.

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Prealgebra Math Algebra 1 Algebra 2

07/29/21

Please help me!!

One positive integer is 4 less than twice another. The sum of their squares is 772 . Find the integers.

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/26/21

Find the angle 𝜃 θ between the vectors 𝐚=10𝐢−𝐣−5𝐤 a = 10 i − j − 5 k and 𝐛=2𝐢+𝐣−8𝐤 b = 2 i + j − 8 k

Find the angle between the vectors and

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/26/21

Let 𝐯=𝑃𝑄→ v = P Q → , where 𝑃=(−2,2),𝑄=(2,5) P = ( − 2 , 2 ) , Q = ( 2 , 5 ) . Which of the vectors with the following given tails and heads are equivalent to 𝐯 v ?

a. (-2,0), (-6,3)b. (0,0), (4,3)c. (4,4), (8,7)d. (0,4), (2,7)

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/26/21

Let 𝐚=⟨2,4,2⟩ a = ⟨ 2 , 4 , 2 ⟩ and 𝐛=⟨−4,0,3⟩ b = ⟨ − 4 , 0 , 3 ⟩ . Show that there are scalars 𝑠 s and 𝑡 t so that 𝑠𝐚+𝑡𝐛=⟨−18,−4,10⟩

Let and . Show that there are scalars and so that s=t=

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/26/21

Find the point at which the line ⟨1,0,−4⟩+𝑡⟨1,3,−5⟩ ⟨ 1 , 0 , − 4 ⟩ + t ⟨ 1 , 3 , − 5 ⟩ intersects the plane 4𝑥−3𝑦−2𝑧=57 4 x − 3 y − 2 z = 57 .

Find the point at which the line intersects the plane .

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Find an equation for the plane through the points (5,3,4),(−1,0,2),(0,2,−1).

Find the equation. The plane is: ______ ?

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Find an equation for the plane through the points (5,3,4),(−1,0,2),(0,2,−1).

Find the equation. The plane is: ______ ?

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Consider the plane which passes through the three points: (6,0,1) ( 6 , 0 , 1 ) , (9,−2,−3) ( 9 , − 2 , − 3 ) , and (9,−1,−1) ( 9 , − 1 , − 1 ) .

Find the vector normal to this plave which has the form (_, 6, _)

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Thetwovectors 𝑢⎯⎯=⟨−1,2,2⟩ u ¯ = ⟨−1 ,2 , 2⟩ and 𝑣⎯-=⟨−3,−3,2⟩ v ¯ = ⟨ − 3 , − 3 , 2 ⟩ determine a plane in space. Mark vectors below asT if the vector lies in same plane as 𝑢⎯⎯⎯u ¯ and 𝑣⎯⎯⎯ v ¯

<2,2,3> <9,9,-6> <-1,2,0> <-5,-8,2>

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Find the intercepts of the plane 5𝑥+𝑦+10𝑧=50. 5 x + y + 10 z = 50. Write your answers as points (𝑎,𝑏,𝑐) ( a , b , c ) where 𝑎 a , 𝑏 b , and 𝑐 c are numbers.

The x-axis intercept answer: ? the y-axis intercept answer: ? the z-axis intercept answer:?

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Find the linear equation of the plane through the point (2,10,6) ( 2 , 10 , 6 ) and parallel to the plane 𝑥+5𝑦+3𝑧+4=0.

Find the linear equation of the plane through the point and parallel to the plane

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Find the linear equation of the plane through the origin and perpendicular to the vector ⟨−5,4,4⟩.

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/23/21

Suppose a line is given parametrically by the equation 𝐿(𝑡)=⟨3−4𝑡,2−2𝑡,2⟩

Then the vector and point that were used to define this line were:v- = ?and p= ?

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Prealgebra Algebra 1 Algebra 2 Linear Algebra

07/22/21

Find a vector equation with parameter 𝑡 t for the line through the points (−1,−7,−4) ( − 1 , − 7 , − 4 ) and (−13,6,3).

find a vector answer r(t)=?

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Prealgebra Math

07/21/21

Can someone please help me with this Pre-algebra problem?

I’m trying to help my younger brother with his homework, but I’m not sure if he’s correct. Can someone please help?Valerie used 2/3 of a full spool of string for her project. There were 47 inches... more

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Prealgebra Math

07/21/21

Can someone please check to see if my younger brother got this answer correct?

Question: The ratio of creepers to crawlers was 11 to 5. If there were 2128 in all, how many were crawlers?(A) 16(B) 133(C) 1463(D) 665My brother got (D), would he be correct?

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Find the point at which the line ⟨−2,−2,0⟩+𝑡⟨−3,2,−1⟩ ⟨ − 2 , − 2 , 0 ⟩ + t ⟨ − 3 , 2 , − 1 ⟩ intersects the plane −3𝑥+2𝑦−2𝑧=62 − 3 x + 2 y − 2 z = 62 .

algebra question

Math question.. thank you.

THANKS IN ADVANCE!

Help me, thanks!

MATHH QUESTION!

MATH QUESTION!!

MATH QUESTION!!

PLEASE help me.. thank you in advance.

Please help me!!

Find the angle 𝜃 θ between the vectors 𝐚=10𝐢−𝐣−5𝐤 a = 10 i − j − 5 k and 𝐛=2𝐢+𝐣−8𝐤 b = 2 i + j − 8 k

Let 𝐯=𝑃𝑄→ v = P Q → , where 𝑃=(−2,2),𝑄=(2,5) P = ( − 2 , 2 ) , Q = ( 2 , 5 ) . Which of the vectors with the following given tails and heads are equivalent to 𝐯 v ?

Let 𝐚=⟨2,4,2⟩ a = ⟨ 2 , 4 , 2 ⟩ and 𝐛=⟨−4,0,3⟩ b = ⟨ − 4 , 0 , 3 ⟩ . Show that there are scalars 𝑠 s and 𝑡 t so that 𝑠𝐚+𝑡𝐛=⟨−18,−4,10⟩

Find the point at which the line ⟨1,0,−4⟩+𝑡⟨1,3,−5⟩ ⟨ 1 , 0 , − 4 ⟩ + t ⟨ 1 , 3 , − 5 ⟩ intersects the plane 4𝑥−3𝑦−2𝑧=57 4 x − 3 y − 2 z = 57 .

Find an equation for the plane through the points (5,3,4),(−1,0,2),(0,2,−1).

Find an equation for the plane through the points (5,3,4),(−1,0,2),(0,2,−1).

Consider the plane which passes through the three points: (6,0,1) ( 6 , 0 , 1 ) , (9,−2,−3) ( 9 , − 2 , − 3 ) , and (9,−1,−1) ( 9 , − 1 , − 1 ) .

Thetwovectors 𝑢⎯⎯=⟨−1,2,2⟩ u ¯ = ⟨−1 ,2 , 2⟩ and 𝑣⎯-=⟨−3,−3,2⟩ v ¯ = ⟨ − 3 , − 3 , 2 ⟩ determine a plane in space. Mark vectors below asT if the vector lies in same plane as 𝑢⎯⎯⎯u ¯ and 𝑣⎯⎯⎯ v ¯

Find the intercepts of the plane 5𝑥+𝑦+10𝑧=50. 5 x + y + 10 z = 50. Write your answers as points (𝑎,𝑏,𝑐) ( a , b , c ) where 𝑎 a , 𝑏 b , and 𝑐 c are numbers.

Find the linear equation of the plane through the point (2,10,6) ( 2 , 10 , 6 ) and parallel to the plane 𝑥+5𝑦+3𝑧+4=0.

Find the linear equation of the plane through the origin and perpendicular to the vector ⟨−5,4,4⟩.

Suppose a line is given parametrically by the equation 𝐿(𝑡)=⟨3−4𝑡,2−2𝑡,2⟩

Find a vector equation with parameter 𝑡 t for the line through the points (−1,−7,−4) ( − 1 , − 7 , − 4 ) and (−13,6,3).

Can someone please help me with this Pre-algebra problem?

Can someone please check to see if my younger brother got this answer correct?

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