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Use the dot product to determine whether the vectors are parallel, orthogonal, or neither.v = 2i + j,  w = i – 2j

Convert the polar equation to a rectangular equation.r cos θ = 5

Solve the triangle. Round lengths to the nearest tenth and angle measures to the nearest degree.b = 7, c = 9, A = 119°

The rectangular coordinates of a point are given. Find polar coordinates of the point. Express θ in radians.(2, 2)

Provide an appropriate response.Decide whether or not the transition matrix is regular. Answer Yes or No.

Graph the inequality.x + 5y ≥ -2

Solve using Gauss-Jordan elimination. 6x + 5y = 13 4x + 3y = 7

Provide an appropriate response.The number of loaves of whole wheat bread left on the shelf of a local quick stop at closing (denoted by the random variable X) varies from day to day. Past records show that the probability distribution of X is as shown in the following table. Find the probability that there will be at least three loaves left over at the end of any given day.

Find the smallest integer k ≥ 0 such that adding k to each entry of the given matrix produces a matrix with all positive payoffs.

Perform the indicated operations given the matrices.Let A = and B = ; 4A + B