Write a signed number for the statement.a deduction of $143.60 in your checkbook
A. 143.60
B. -143.60
Answer: B
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Find the function value.f(x) = (x - 5)2, find f(-1)
A. 36 B. 16 C. -36 D. -12
One solution of a polynomial equation is given. Use synthetic division to find any remaining solutions.x3 - 75x - 250 = 0; 10
A. -10, 5 B. -5, 5 C. -5, -5 D. 5
Express the indicated roots of unity in standard form a + bi.Cube roots of unity
A. cos 
+ i sin 
= 0.5 + 
i
cos 
+ i sin 
= -0.5 + 
i
cos 
+ i sin 
= -0.5 - 
i
B. 1 + 0i
cos 
+ i sin 
= -0.5 + 
i
cos 
+ i sin 
= -0.5 - 
i
C. 1 + i
cos 
+ i sin 
= -0.5 + 
i
cos 
+ i sin 
= -0.5 - 
i
D. 1 + 0i
cos 
+ i sin 
= 0.5 + 
i
cos 
+ i sin 
= -0.5 + 
i
Solve the problem.If P dollars are invested at an annual interest rate of r compounded n times a year, then the accumulated amount after t years is given by A = P 
nt.Find the Taylor polynomial of degree 2 at r = 0 for f(r) = P 
nt.
A. P + 
Ptr + 
Ptr2
B. 1 + Ptr - 
Ptr2
C. P + 
Ptr + 
Ptr2
D. P + Ptr + 
Ptr2