Use the partial sum formula to find the partial sum of the given geometric sequence.Find the sum of the first four terms of the geometric sequence 3, 15, 75, . . .
A. 156
B. 468
C. 93
D. 100
Answer: B
Mathematics
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Write the numeral as a Roman numeral.30,215
A. 
CCXV
B. 
CCXVII
C. 
CCXV
D. 
CCXV
Mathematics
Provide an appropriate response.Find the sum of two vectors if one has a direction of 37° and a magnitude of 15 and the other has a direction of 217° and a magnitude of 9.
A. magnitude of 6 with direction of 217° B. magnitude of 6 with direction of 37° C. magnitude of 24 with direction of 37° D. magnitude of 24 with direction of 217°
Mathematics
Simplify.23 ? 72
A. 256 B. 128 C. 384 D. 392
Mathematics
Determine whether each curve represents a graph of a function.
 figure 1.png)
Mathematics