Simplify the expression by combining like terms.-5(6k + 2) - (2k + 3) - 4k + 5
A. -32k - 2
B. 36k + 5
C. -36k - 8
D. -36k + 12
Answer: C
Mathematics
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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - 
, 
< ? < 2?Find sin 
.
A. - 
B. 
C. 
D. - 
Mathematics
Solve.An arrow is fired straight up from the ground with an initial velocity of 
per second. Its height, 
in feet at any time t is given by the function 
Find the interval of time for which the height of the arrow is greater than 
A. before 
sec or after 
sec
B. before 
sec
C. after 
sec
D. between 
and 
sec
Mathematics
Identify the figure and name it using the labels shown.
A. 
, or 
B. ?CG
C. line segment CG, or 
D. line CG, or 
Mathematics
Solve the quadratic equation by completing the square.z2 + 8z - 5 = 0
A. -4 ± 
B. 4 + 
C. -4 ± 2
D. -1 ± 
Mathematics