Solve the quadratic equation. x2 = 5 - 8x
A. {4 + 
}
B. {-4 ± 
}
C. {-1 ± 
}
D. {-4 ± 2
}
Answer: B
Mathematics
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Solve.The weekly sales in thousands of items of a product has a seasonal sales record approximated by 
(t = time in weeks with t=1 referring to the first week in the year). During which week(s) will the sales equal 70,950 items?
A. week 30 and week 47 B. week 21 and week 30 C. week 4 and week 47 D. week 4, week 20, and week 52
Mathematics
Find the value for the function.Find f(2) when f(x) = 
.
A. 2
B. 6
C. 2
D. 2
Mathematics
Find an explicit expression for the particular solution that satisfies the given initial condition.ln (3 - y) = x + C; y'= y - 3; y(0) = 2
A. y(x) = 3 - ex B. y(x) = 3 - ex + 2 C. y(x) = 3 - ln(x + 2) D. y(x) = 3 - ln x
Mathematics
Simplify.-81 ÷ (-9)2 - 8 ? (-6)
A. 47 B. -44 C. -47 D. 44
Mathematics