Determine whether the relation is a function.{(-3, -8), (3, 6), (5, -5), (7, -6), (10, 6)}
A. Not a function
B. Function
Answer: B
Mathematics
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Graph the function in the ts-plane (t-axis horizontal, s-axis vertical). State the period and symmetry of the function.s = sec 
A. Period 6?, symmetric about the t-axis
B. Period 6?, symmetric about the s-axis
C. Period 6?, symmetric about the t-axis
D. Period 6?, symmetric about the s-axis
Mathematics
Convert the angle to decimal degree notation. Round your answer to two decimal places.64°21'
A. 64.35° B. 65.35° C. 64.21° D. 64.42°
Mathematics
Determine the slope and the y-intercept of the graph of the equation.12x - 10y - 120 = 0
A. m = 
; (0, -12)
B. m = - 
; (0, 12)
C. m = 12; (0, 120)
D. m = 
; (0, 10)
Mathematics
Use a product-to-sum identity to rewrite the expression.cos 
sin 
A. 0.5
B. 0.5
C. 0.5
D. 0.5
Mathematics