Suppose ? is an angle in standard position. Given an equation of the terminal side of ?, give the exact value of the indicated trigonometric function(s). Rationalize denominators if necessary.7x - 3y = 0, Quadrant IIIFind 

A. -  
B.  
C. -  
D.  


Answer: D

Mathematics

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Solve the given differential equation.3 + 127 + 164y = -6e3x

A. y = c1e-41x + c2e-4x/3 - e3x
B. y = c1e-41x + c2e4x/3 - e3x
C. y = c1e-41x + c2e-4x/3 + e3x
D. y = c1e-41x + c2e-4x/3 - e3x

Mathematics

Find the slope of the curve at the point indicated.y = 4x2 - 9x, x = 3

A. 33 B. 15 C. 27 D. -33

Mathematics

Find the focus and directrix of the parabola with the given equation.5x2 = -9y

A. Focus: , directrix: y = 
B. Focus: , directrix: y = 
C. Focus: , directrix: x = 
D. Focus: , directrix: y = - 

Mathematics

Explain the answer in terms of the appropriate property of real numbers or definition.You calculate the area of a triangle using the product  ? 6 ? 14. Your friend calculates the area of the same triangle using the product  ? 14 ? 6. Are both calculations correct?

What will be an ideal response?

Mathematics