4. (1 point) If Aū= 4 3 2 and Av= -3 -2 then A(3ū+ 2v) = Answer(s) submitted: (incorrect) 1. (3 points) Express the following vector equation as a system of linear equations. 4 X1 + X2 = = [ 3 5 (Keep the equations in order.) -Xi+ X2 = _ x1 + X2 = Answer(s) submitted: (incorrect) 2. (1 point) Determine which of the points (1, -2, -2), (-7,3,3), and (6,1,-5) lie in the plane x1 - 4x2 +6x3...
it's all nr 7, pls help 4. (1 point) If Aū= 4 3 2 and Av= -3 -2 then A(3ū+ 2v) = Answer(s) submitted: (incorrect) . Choose • Echelon Form • Reduced Echelon Form • Not in Echelon Form 1 0 0 -5 (3) 0 1 0 9 0 0 1-9 . Choose • Echelon Form • Reduced Echelon Form . Not in Echelon Form 1 0 -7 0 0 0 0 0 0 1 0 -4 0 0 1...
I need answer to 8 4. (1 point) If Aū= 4 3 2 and Av= -3 -2 then A(3ū+ 2v) = Answer(s) submitted: (incorrect) 8. (3 points) (a) Perform the indicated row operations on the matrix A successively in the order they are given until a matrix Generated by WebWork hwehwork maa ore Mathematical Association of America Previous Problem Problem List Next Problem (3 points) (a) Perform the indicated row operations on the matrix A successively in the order they...
1. (1 point) Evaluate the integral using the FTC 1 Answer(s) submitted: (incorrect) 2. (1 point) Calculate the derivative: Answer(s) submitted. (incorrect) 3. (1 point) Find area of the region u 3x3-5 and above the x-axis, for 2 nder the curve y 4. x area Answerfs) submitted: incorrect) 4. (1 point) The value of (x+5)2dx is 0. Answerts) submitted (incorrect) 5. (1 point) The value of ^ ^dx i Answerts) submitted: (incorrect) 6. (1 point) Evaluate the definite integral (16-x*)dx...
1. (1 point) Find two vectors vi and v2 whose sum is (-3,0), where Vi is parallel to(-2,-4) while v2 is perpendicular to-2,-4) and Answer(s) submitted: (incorrect) 2. (1 point) Find the angle θ between the vectors a- 10i -j- 5k and b 2i+j- 21k Answer (in radians): θ Answer(s) submitted: (incorrect) 3. (1 point) Find a vector a that has the same direction as -6,5,6) but has length 3. Answer: a Answer(s) submitted: (incorrect) 4. (1 point) Suppose we...
1. (3 points) Express the following vector equation as a system of linear equations. 4 X1 + X2 = = [ 3 5 (Keep the equations in order.) -Xi+ X2 = _ x1 + X2 = Answer(s) submitted: (incorrect) 2. (1 point) Determine which of the points (1, -2, -2), (-7,3,3), and (6,1,-5) lie in the plane x1 - 4x2 +6x3 = -1. Answer: Answer(s) submitted: (incorrect)
1. (3 points) Express the following vector equation as a system of linear equations. 4 X1 + X2 = = [ 3 5 (Keep the equations in order.) -Xi+ X2 = _ x1 + X2 = Answer(s) submitted: (incorrect) 2. (1 point) Determine which of the points (1, -2, -2), (-7,3,3), and (6,1,-5) lie in the plane x1 - 4x2 +6x3 = -1. Answer: Answer(s) submitted: (incorrect)
1. (1 point) The cumulative distribution function for a ran- dom variable X is: 2 Calculate the following probabilities: Pr(1.5 3X < 4.3) - Pr(2.3 3X < 4.6)- Answer(s) submitted: (incorrect) 2. (1 point) The cumulative distribution function for a ran dom variable X is: 64 64 63 63x2 Find the corresponding density function f(x) Answer: f(x)- Answer(s) submitted: (incorrect) 3. (1 point) Compute the cumulative distribution function F(x) corresponding to the density function 2 37) Answer: F(x)- Answer(s) submitted:...
1. (1 point) The cumulative distribution function for a ran- dom variable X is: 2 Calculate the following probabilities: Pr(1.5 3X < 4.3) - Pr(2.3 3X < 4.6)- Answer(s) submitted: (incorrect) 2. (1 point) The cumulative distribution function for a ran dom variable X is: 64 64 63 63x2 Find the corresponding density function f(x) Answer: f(x)- Answer(s) submitted: (incorrect) 3. (1 point) Compute the cumulative distribution function F(x) corresponding to the density function 2 37) Answer: F(x)- Answer(s) submitted:...
Simplify. 27(v-7)(2v-3) 9(2v-3) (v+4) You may leave the numerator and denominator of your answer in factored form.