1,975 Answered Questions for the topic linear algebra

Linear Algebra Algebra Linear Equations

03/23/21

write the equation of a line containing the slope of 2 and goes through the point (2,9)?
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Linear Algebra Algebra Linear Equations

03/22/21

Find the equation of the line that passes through the points (1,3) and (2,4)?
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Linear Algebra

03/22/21

Is there an eigenvector of A or no?
Is v=[-1 an eigenvector of A=[ 2 -2 ? 1] -4 0]If so, find the eigenvalue?
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03/21/21

Graph the vectors.
u = 2i - 4jv = 9i + 3jTop Left: A, Top Right: B, Bottom Left: C, Bottom Right: D Find the degree measure of the angle 𝜃 between the vectors. (Round your answer to two decimal places.)𝜃 =... more
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03/21/21

Find two vectors in opposite directions that are orthogonal to the vector u. (There are many correct answers.)
u = <-1,1>terminal point in Quadrant I v = terminal point in Quadrant IIIv =
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03/21/21

Find the value of k so that the vectors u and v are orthogonal.
u = 30i + 6jv = 5i - kjk = ______
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Linear Algebra Math Algebra 2 Calculus

03/21/21

Use the dot product to find the magnitude of u.
u = <4,-4>||u|| = ______
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Linear Algebra Math Algebra 2 Calculus

03/21/21

Find the dot product of u and v.
u = 6i + 3jv = -2i + 3ju · v = _______
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Linear Algebra Math Algebra 2 Calculus

03/21/21

Use the vectors u = <2,2>, v = <-4,3>, and w = <1,-4> to find the indicated quantity.
(u · 2v)w(u · 2v)w = ________State whether the result is a vector or a scalar.The result is a: A. VectorB. Scalar
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Linear Algebra Math Calculus Precalculus

03/21/21

Determine whether u and v are orthogonal, parallel, or neither.
u = -25/12i + 5jv = -3i - 5/4jA. OrthogonalB. ParallelC. Neither
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Linear Algebra

03/19/21

True or False: If the dimension of a vector space is n, then there exists a linearly independent set of V that contains (n -1) vectors.
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Linear Algebra

03/19/21

True or False: If the dimension of a vector space is n, then there exists a linearly independent set of V that contains (n -1) vectors.
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Linear Algebra Math Calculus Geometry

03/19/21

Identify a vector orthogonal to vector P = <9,6> (Select all that apply.)
A. Q = <-2,3>B. Q = <-6,-9>C. Q = <2,-3>D. Q = <6,-9>E. None of these
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Linear Algebra Math Algebra Linear Equations

03/19/21

Why value of A and B are different in these two methods ?
Hi everyone, I was trying to find the values of A, B coefficients by using 2 methods:method 1 by equating coefficients and method 2 by substituting different values of s.Please referee to the... more
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Linear Algebra

03/19/21

How to determine the linear functions of f(x) and h(x)?
Determine if the linear functions f (x) and h (x) with the following values f (-2) = -4, f (0) = h (0) = 2 and h (2) = 8 define the same functions.
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03/18/21

solve the following exponential equation 2(27)^x=162, by writing both sides with the same base
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03/18/21

solve the following exponential equation 2^3x=(1/4)^x+1 by writing both sides with the same base
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Linear Algebra Linear Equations

03/14/21

Linear Algebra and Linear Equation
A group of 14 people spent P560.00 for admission tickets to a certain show. Gate A charges P50.00 for adults, P30.00 for students and P20.00 for children. If the same people could have entered... more
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Linear Algebra

03/13/21

Find the coordinate vector of w relative to the basis S={u1,u2} for R^2
u1= (12,-12)u2= (4,4)w= (72,0)
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Linear Algebra

03/13/21

Find the coordinate vector of w relative to the basis S = (u1,u2) for R^2.
Let u1=(3,-4), u2=(5,8), w=(1,1)
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Linear Algebra Math Calculus Geometry

03/13/21

Use the figure to sketch a graph of the specified vector.
v + 1/2ugraph of: v + 1/2u _____________________________________________________________________________top left: a, top right: b, bottom left: c, bottom right: d
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Linear Algebra Math Calculus Geometry

03/13/21

A triangular parcel of ground has sides of length 745 feet, 630 feet, and 580 feet. Find the measure of the largest angle. (Round your answer to one decimal place.)
= _______°
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Linear Algebra Math Calculus Geometry

03/13/21

Find the vector v with the given magnitude and the same direction as u.
Magnitude: ||v|| = 15Direction: u = 4i - 5jv = _______
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Linear Algebra Math Calculus Geometry

03/13/21

Find the component form and the magnitude of the vector v.
Initial Point: (5/2, -1)Terminal Point: (2, 2/5)v = ______||v|| = _____
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Linear Algebra Math Geometry Precalculus

03/13/21

Compute the following, then sketch each resultant vector.
u = <7,3>, v = <-4,0>(a) u+v = _____top left: a, top right: b, bottom left: c, bottom right: d (b) u-v = ______top left: a, top right: b, bottom left: c, bottom right:... more
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