Determine whether the given matrix is stochastic.
no
Mathematics
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Solve the system by any method.-3y =- 5 - 130x = 18y - 6
A. ? B. {(-5, 3)} C. {(x, y)|5x - 3y = -1} D. {(3, -5)}
Mathematics
Graph the curve over the given interval together with its tangent at the given value of x. Graph the tangent with a dashed line.y = cot(x), -2? ? x ? 2?, x = 
A. 
B. 
C. 
D. 
Mathematics
For the following two concentric circles, what would the radius of the larger circle need to be in order for the area of the inner circle to equal the shaded area between the two circles?
What will be an ideal response?
Mathematics
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth.-62
A. -64 B. -36 C. -12 D. 36
Mathematics