Evaluate the expression for the given values. Expression your answer as a fraction unless otherwise indicated.  x = 9, y = 6

A. 4
B.  
C.  
D.  


Answer: B

Mathematics

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Find the sum of the finite geometric series using a formula.1 - 4 + 16 - 64 + 256

A. -341 B. 205 C. -205 D. 341

Mathematics

Give the center and radius of the circle. Then sketch its graph.(x - 4)2 + (y - 5)2 = 25

A. center (4, 5), r = 5

B. center (4, - 5), r = 5

C. center (- 4, - 5), r = 5

D. center (- 4, 5), r = 5

Mathematics

Solve the problem.A cellular phone plan had the following schedule of charges:Basic service, including 100 minutes of calls$20.00 per month2nd 100 minutes of calls$0.075 per minuteAdditional minutes of calls$0.10 per minuteWhat is the charge for 200 minutes of calls in one month?What is the charge for 250 minutes of calls in one month?Construct a function that relates the monthly charge C for x minutes of calls. 

What will be an ideal response?

Mathematics

Use the formula for the sum of the first n terms of a geometric sequence to solve.Find the sum of the first five terms of the geometric sequence:  , . . . .

A.
B.
C. 1023
D.

Mathematics