Find the real solutions of the equation.x2/3 - 8x1/3 + 15 = 0
A. {-125, -27}
B. {27, 125}
C. {3, 5}
D. {-5, -3}
Answer: B
Mathematics
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Find the limit.
(x2 - 5)
A. does not exist B. -5 C. 0 D. 5
Mathematics
Factor.x3 - x2 - 56x
A. x(x + 8)(x - 7) B. x3 - x2 - 56 C. (x2 + 1)(x - 56) D. x(x + 7)(x - 8)
Mathematics
Perform the indicated calculation. Express your answer using scientific notation.(7,860,000,000) ÷ (2,685,000)
A. 2.93 × 106 B. 2.93 × 104 C. 2.93 × 10-3 D. 2.93 × 103
Mathematics
Find the equation of the tangent line to the graph of the given function at the given value of x.f(x) = x3
; x = 1
A. y = 
x - 
B. y = 
x + 
C. y = 
x - 
D. y = 
x - 
Mathematics