Find the indicated term or coefficient of the binomial expansion.Find the coefficient of y4 in the expansion of (y + 5)9. 

A. 78,750
B. 126
C. 393,750
D. 3125


Answer: C

Mathematics

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Provide an appropriate response.Find the direction in which the function is increasing most rapidly at the point P0.f(x, y) = xy2 - yx2, P0(-1, 1)

A.  i -  j
B.  i +  j
C.  i +  j
D.  i -  j

Mathematics

Use a graphing utility to graph the equation. Use the graph to approximate the values of x that satisfy the following inequality. ? Equation: ? Inequality: ?

A. ?


B. ?


C. ?


D. ?


E. ?


Mathematics

Write the standard form of the equation of the circle with radius r and center (h, k).r = ; (h, k) = (4, -6)

A. (x - 6)2 + (y + 4)2 = 36 B. (x + 6)2 + (y - 4)2 = 36 C. (x + 4)2 + (y - 6)2 = 6 D. (x - 4)2 + (y + 6)2 = 6

Mathematics

Estimate by rounding as directed.532.432 - 25.9; nearest tenth

A. 506.7 B. 506.5 C. 496.5 D. 506.6

Mathematics