Perform the indicated operations. ? 

A.
B.
C.
D.


Answer: A

Mathematics

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Perform the indicated operations.(8k2 + 2k + 4) - (4k2 - 3k - 1) + (4k2 + 6k + 1)

A. 8k2 - 11k + 4 B. 8k2 + 11k + 4 C. 16k2 + 11k + 6 D. 8k2 + 11k + 6

Mathematics

Write the equation of the line in slope-intercept form.

A. = x + 5
B. = - 4
C. = -4- 4
D. = + 5

Mathematics

Express the sum using summation notation. Use a lower limit of summation, not necessarily 1, and k for the index of summation. +  +  +  + . . . +  

A.
B.
C.
D.

Mathematics

Round as indicated.8.8 to the nearest one

A. 10 B. 8 C. 9

Mathematics