Factor by grouping.x3 + 4x + x2 + 4
A. (x2 + 1)(4x + 1)
B. (x2 + 4)(x + 1)
C. (x2 + 1)(x + 4)
D. (4x + 1)(x + 1)
Answer: B
Mathematics
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Evaluate the integral.
A. 
i + 
(2
- 1) j
B. 7
j
C. - 
+ 
(2
- 1)
D. - 
i + 
(2
- 1) j
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Apply the Quotient Rule and simplify the expression. Write the result with positive exponents only.
A. b6
B. 
C. 
D. b5
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Provide an appropriate response.The accumulation phase of an annuity is characterized by: I. paying money into the fund II. receiving money from the fund III. the fund balance may earn compound interest
A. I only B. both I and III C. III only D. II only
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The function f is one-to-one. Find its inverse.f(x) = 4x + 8
A. f-1(x) = - 
B. f(x) = 
C. f-1(x) = 
D. f-1(x) = 
Mathematics