Simplify the radical expression.-
A. 2
B. -4
C. 64
D. -2
Answer: D
Mathematics
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Find the equation for the tangent to the curve at the given point.f(x) = x3 - 7x, (1, -6)
A. y = -4x - 2 B. y = 3x - 5 C. y = 3x - 9 D. y = -4x
Mathematics
Graph the inequality.2x + 3y ? 6
A. 
B. 
C. 
D. 
Mathematics
Solve the system of equations using substitution.
A. x = 1 , y = 1 or 
B. x = 
, y = 2; x = 1, y = 1
or 
, 
C. x = -2 , y = 2; x = -1, y = 1
or (-2, 2), (-1, 1)
D. x = 2 , y = 
; x = 1, y = 1
or 
, 
Mathematics
Perform the indicated operation. If the fraction is undefined, say so.
A. 28
B. 
C. 29
D. undefined
Mathematics