Solve the system by solving the corresponding matrix equation with an inverse, if possible.
?
?
?

A. ?
B. ?
C. ?
D.
E. ?

Answer: A

Mathematics

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Solve the problem.The accompanying figure shows the graph of y = x2 shifted to a new position. Write the equation for the new graph.

A. y = (x - 1)2 - 2 B. y = (x + 1)2 - 2 C. y = (x - 1)2 + 2 D. y = (x + 2)2 - 1

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Mathematics

Solve the problem.The van der Waals equation provides an approximate model for the behavior of real gases. The equation is P(V, T) =  - , where P is pressure, V is volume, T is Kelvin temperature, and a,b , and R are constants. Find the derivative of the function with respect to each variable.

A. PV = ; PT =  - 
B. PV = -  + ; PT = 
C. PV =  - ; PT = 
D. PV =  - ; PT = 

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Mathematics

Graph the function on a grapher. Then use the grapher to find the x- and y-intercepts. Round to the nearest hundredth if necessary.f(x) = 0.91x2 - 3.62x + 16.89

A. No x-intercepts, (0, 16.89) B. (6.73, 0), (0, 16.89) C. (16.89, 0), no y-intercepts D. (6.73, 0), (-2.76, 0), (0, 16.89)

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Mathematics

Establish the identity. = cot ? - tan ?

What will be an ideal response?

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Mathematics