Is the given value a solution to the equation?6x + 20 - 5x = 3x + 12; x = 8
A. Yes
B. No
Answer: B
Mathematics
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Use a graphing utility to find or approximate solutions to the equation. If necessary, round your answers to three decimal places.2n2 = -12n - 3
A. -0.131, -2.869 B. -0.261, -5.739 C. -3.261, -8.739 D. 0.24, -6.24
Mathematics
Determine whether the slope of the line is positive, negative, zero, or undefined.
A. undefined B. negative C. positive D. zero
Mathematics
Use transformations to graph the function.y = 5 cos x + 2
A. 
B. 
C. 
D. 
Mathematics
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = 
, 0 < ? < 
Find cos 
.
A. 
B. 
C. 
D. 
Mathematics