Solve the inequality.
? 3
A. x ? 
B. x ? - 
, x ? 
C. - 
? x ? 
D. x ? - 
, x ? 
Answer: B
Mathematics
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Find the derivative.y = 2 sin (9x - 7)
A. 18 cos (9x - 7) B. 9 sin (9x - 7) C. -9 cos (9x - 7) D. 2 cos (9x - 7)
Mathematics
Determine the slope and the y-intercept. Then graph the equation.y = - 
x + 1
A. m = 
; y-intercept: (0, 1)
B. m = 
; y-intercept: (0, -1)
C. m = - 
; y-intercept: (0, 1)
D. m = - 
; y-intercept: (0, -1)
Mathematics
Solve the quadratic equation by completing the square.25x2 - 3 = 10x
A. x = 
, x = - 
B. x = - 
, x = 
C. x = - 
, x = - 
D. x = 
, x = - 
Mathematics
Simplify.
A. 35m4
B. 7m4
C. 7m4
D. 7m4
Mathematics