Estimate the answer by rounding as indicated.Estimate by first rounding to the nearest hundred.20,793 ÷ 771
A. 52
B. 26
C. 29
D. 15
Answer: B
Mathematics
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Find the equation of a line with the given slope and y-intercept.Slope 
, y-intercept (0, 2)
A. y = - 
x - 2
B. y = 
x - 2
C. y = - 
x + 2
D. y = 
x + 2
Mathematics
Express the sum using summation notation. Use 1 as the lower limit of summation and i for the index of summation.3 + 6 + 9 + . . . + 27
A. 
B. 
C. 
D. 
Mathematics
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = 9 B. x = -10, x = -2 C. x = -10 D. none
Mathematics
Write the expression in the standard form a + bi.(
+ i)5
A. -16
+ 16i
B. 16 - 16
i
C. 9
+ 5i
D. 16
- 16i
Mathematics