Write the sum in summation notation.
+ 
+ 
+ . . . + 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.Divide: 4,368 ÷ 26
A. 148 B. 214 C. 142 D. 168 E. none of the above
Mathematics
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Find the solution to the system of equations by the substitution method.
x + 
y = 5 x - y = -4
A. (2, 8) B. (-3, 8) C. (3, 7) D. (2, 7)
Mathematics
Find the square.(x - s)2
A. x2 - 2xs + s2 B. x2 - 2xs - s2 C. x2 - xs + s2 D. x2 + 2xs + s2
Mathematics