Expand.(x-3 + 4x3)5
A. 
+ 
+ 
+ 640x3 + 1280x9 + 2x15
B. 
+ 
+ 
+ 10x3 + 1280x9 + 1024x15
C. 
+ 
+ 
+ 640x3 + 1280x9 + 1024x15
D. 
+ 
+ 
+ 640x3 + 5x9 + 1024x15
Answer: C
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Evaluate the integral.
A. 5
j
B. - 
+ 
(2
- 1)
C. - 
i + 
(2
- 1) j
D. - 
i + 
(2
- 1) j
Solve the problem.Helen Weller invested $12,000 in an account that pays 1.25% simple interest. How much additional money must be invested in an account that pays 3.5% simple interest so that the average return on the two investments amounts to 2%?
A. $6000 B. $8000 C. $9000 D. $12,000
Find gross earnings. Overtime is one-and-a-half times the normal per piece rate.Mark Miller is paid $2.18 for each fishing reel assembled and is charged $1.12 per rejection. One week he assembled 208 reels at the regular rate, 24 reels at the overtime rate, and had 6 chargebacks.
A. $538.64 B. $499.04 C. $525.20 D. $531.92
Provide an appropriate answer.Let A = 
and B = 
. Show that A(A + B) = A2 + AB. Show all your work.
What will be an ideal response?