1,959 Answered Questions for the topic linear algebra

Linear Algebra Math Algebra 1 Algebra 2

03/26/21

Por favor I need help with my algebra homework please very quickly I have needed help for hours
1.) The cost to print photos is modeled by C(n), where n represents the number of prints.The print shop plans to raise the rate per printed photo by $0.10, and offer a 25% discount on the rate if... more
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Linear Algebra Math Algebra 1 Algebra 2

03/26/21

Hello I have not received help from anyone and I am so desperate I need help with my algebra homework please very quickly

1.) The cost to print photos is modeled by C(n), where n represents the number of prints.The print shop plans to raise the rate per printed photo by $0.10, and offer a 25% discount on the rate if... more
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Linear Algebra Math Algebra 1 Algebra 2

03/26/21

I am in desperate need of help with my algebra homework please please help me as soon as possible very quickly please respond

1.) Which function should be used to when evaluating the function at x = 3?A.)B.)2.) A computer training institute has 625 students paying $400 as the course fee. Their research shows that for... more
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Linear Algebra Math Algebra 1 Algebra 2

03/26/21

I am new and I have not received any help with my algebra homework please help me as soon as possible please

1.) Which function should be used to when evaluating the function at x = 3?A.)B.)2.) A computer training institute has 625 students paying $400 as the course fee. Their research shows that for... more
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Linear Algebra Math Algebra 1 Algebra 2

03/25/21

Hola so I need much assistance with my algebra homework please please help me as soon as possible please quickly
1.) The graph below shows the number of customers in a shopping mall on a Friday, beginning at 10 A.M. and ending at 10 P.M. Which of the following represents a possible interpretation of this... more
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Linear Algebra Math Algebra 1 Algebra 2

03/25/21

I have needed help for hours and I have not received any from any tutors please help me with my math homework please respond

1.) The graph below shows the number of customers in a shopping mall on a Friday, beginning at 10 A.M. and ending at 10 P.M. Which of the following represents a possible interpretation of this... more
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Linear Algebra Math Algebra 1 Algebra 2

03/25/21

I desperately need assistance with my math homework very quickly please!
1.) Identify the intercepts of f(x) and g(x).A.) f(x) x-intercepts: −5 and 5f(x) y-intercept: −25g(x) x-intercepts: −5 and 5g(x) y-intercept: −5B.) f(x) x-intercepts: −5 and 5f(x) y-intercept:... more
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Linear Algebra Math Algebra 1 Algebra 2

03/25/21

I am new to wyzant and I have not received any help with my algebra homework please help me as soon as possible please
1.) Identify the intercepts of f(x) and g(x).A.) f(x) x-intercepts: −5 and 5f(x) y-intercept: −25g(x) x-intercepts: −5 and 5g(x) y-intercept: −5B.) f(x) x-intercepts: −5 and 5f(x) y-intercept:... more
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Linear Algebra Algebra Linear Equations

03/24/21

Find the equation of the line that passes through the points (1,1) and (3,5)
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Linear Algebra Algebra

03/24/21

How would you go about simplifying this matrix multiplication into its simplest form?
How would you simplify this matrix multiplication ? (A(AB)T (ABC)-T ) T C
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Linear Algebra

03/23/21

Let B be the 2x2 matrix [6 -5 2 -1]. If 2x1 vector v = [2 1]. Find the formula for (A^n)(v) in terms of n.
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Linear Algebra

03/23/21

An experiment calls for a 5% salt solution. Only a 3% salt solution and an 8% salt solution are available. How many gallons of each must be combined to obtain 30 gallons of a 5% salt solution?
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Linear Algebra Algebra Linear Equations

03/23/21

write the equation of the line with a slope of -2/3 containing the point (6, -6)?
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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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