Solve the problem.Joan can mow a 3-acre field in 4 hours. How long would it take her to mow a 2.6-acre field? Round to the nearest tenth.
A. 0.9 hr
B. 6.5 hr
C. 3.5 hr
D. 5.5 hr
Answer: C
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Evaluate the double integral over the given region.
R = {(x, y): 0 ? x ? 1, 0 ? y ? 1}
A. 
B. 
C. 
D. 
Use the Binomial Theorem to expand the binomial.(4x + 2)5
A. (16x2 + 16x + 4)5 B. 1024x5 + 512x4 + 256x3 + 128x2 + 64x + 32 C. 1024x5 + 320x4 + 1280x3 + 1280x2 + 320x + 32 D. 1024x5 + 2560x4 + 2560x3 + 1280x2 + 320x + 32
Find the remaining zeros of a polynomial with real coefficients and having the specified degree and zeros.Degree 6; zeros: -3, 4, 3 - 5i, -4 + i
A. 3 + 5i, -4 - i B. 3, 3 + 5i, -4 - i C. -3 + 5i, 4 - i D. 3, 3 + 5i
Find all the complex roots. Write the answer in the indicated form.The complex cube roots of -8i (rectangular form)
A. 2i, - 
- i, 
- i
B. -2i, 
+ i, 
+ i
C. -2i, 
- i, 
- i
D. 2i, - 
+ i, - 
+ i