Find the zeroes of the functions algebraically.
?
?
A. 
B. 
C. ?
D. 
E. 
Answer: B
Mathematics
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Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 7
Mathematics
SD( X )
The probability density function of X is f (x) = 4/x5 over [1, x= ?). Compute the quantity.
Mathematics
Factor completely. If the polynomial is prime, state this.4x3 + 12x2y - 40xy2
A. 4x(x - 2y)(x + 5y) B. (x - 2y)(4x2 + 20xy) C. 4x(x + 2y)(x - 5y) D. (4x2 + 8xy)(x - 5y)
Mathematics
Decompose v into two vectors v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = -3i - 5j,
w = 2i - j
A. v1 = - 
i - 
j, v2 = 
i - 
j
B. v1 = - 
i - 
j, v2 = - 
i - 
j
C. v1 = - 
i - 
j, v2 = - 
i - 
j
D. v1 = - 
i - 
j, v2 = - 
i - 
j
Mathematics