Find the sum.1 +2 + 3 + . . . + 755
A. 284,635
B. 570,780
C. 570,025
D. 285,390
Answer: D
Mathematics
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Round the amount to the nearest dollar.$127.59
A. $128 B. $127 C. $127.50 D. $126.59
Mathematics
Perform the indicated operations.( 5x2 - 5x - 3) + ( -9x2 - 3x + 10)
A. -4x2 - 8x + 7 B. 14x2 - 8x - 13 C. 4x2 + 8x + 7 D. 14x2 - 8x + 13
Mathematics
Use the distributive property to rewrite the algebraic expression without parentheses. Then simplify the result, if possible.- (-2m + 2n - 9p)
A. -2m + 2n + 9p B. 2m - 2n - 9p C. 2m - 2n + 9p D. -2m + 2n - 9p
Mathematics
Write the partial fraction decomposition of the rational expression: 
Check your result algebraically.
a. 
b. 
c. 
d. 
Mathematics