Evaluate the expression for the given values.x = 9, y = 7

A.  
B.
C.  
D.  


Answer: C

Mathematics

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Write a chain rule formula for the following derivative. for u = f(v); v = h(s, t)

A.  =   
B.  =  
C.  =   
D.  =  

Mathematics

Write the first four terms of the geometric sequence.a = 3, a4 = -81

A. 3, -9, -27, -81 B. -3, -9, -27, -81 C. 3, -9, 27, -81 D. -9, 27, -81, 243

Mathematics

Simplify by factoring.

A. (z + 5)
B. z + 5
C. (z + 5)2
D.  + 

Mathematics

Use the given graph to find the x-intercepts and zeros of the function.

A. (-4, 0), (-2, 0); -4, -2 B. (-2, 0), (4, 0); -2, 4 C. (2, 0), (4, 0); 2, 4 D. (-4, 0), (2, 0); -4, 2

Mathematics