Find the product.(x + 5)4
A. x4 + 20x3 + 150x2 + 20x + 625
B. x4 + 20x3 + 150x2 + 500x + 625
C. x4 + 5x3 + 150x2 + 250x + 625
D. x4 + 20x3 + 250x2 + 500x + 625
Answer: B
Mathematics
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Multiply and simplify.
? 
A. 5m
B. 
C. 
D. 10
Mathematics
Add and subtract as indicated.-20 - 17 + (-6)
A. -9 B. -43 C. 3 D. -3
Mathematics
Solve the problem.A sample of 400 g of lead-210 decays to polonium-210 according to the function given by 
where t is time in years. What is the amount of the sample after 100 years (to the nearest g)?
A. 278 g B. 12 g C. 16 g D. 9813 g
Mathematics
Factor out the greatest common factor.5x2 + 40x
A. 5x2(x + 8) B. 5x(x + 40) C. 5x(x + 8) D. x(5x + 40)
Mathematics