Determine whether the sequence is geometric.an = -60(0.5)-n
A. Geometric
B. Not geometric
Answer: A
Mathematics
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Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one B. not one-to-one
Mathematics
Find the intercepts and then graph the line.8x - 5 = y
A. (0, -5); (
, 0)
B. (0, -5); (- 
, 0)
C. (0, - 
); (-5, 0)
D. (0, 
); (-5, 0)
Mathematics
Solve. Write the answer as a mixed number as needed.Amy decided to bake bread and a cake. For the bread she needed 3
cups of flour. For the cake she needed 1
cups of flour. She had only 3
cups of flour. How much more flour did she need?
A.
1 cups |
B.
1 cups |
C.
1 cups |
D.
2 cups |
Mathematics
A random variable has the probability distribution table as shown. Calculate 
.
x -3 -2 -1 0 1P ( X = x ) 0.50.10.1?
A. 0.5 B. 0.3 C. 0.8 D. 0 E. Cannot be determined from given information.
Mathematics