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dietrich_harmon
Group Title
What is the factored form of the expression?
s4 – 16
A. (s  2)2(s + 2)2
B. (s  2)(s + 2)
C. (s  i)(s + i)(s  2)(s + 2)
D. (s  2i)(s + 2i)(s  2)(s + 2)
 2 years ago
 2 years ago
dietrich_harmon Group Title
What is the factored form of the expression? s4 – 16 A. (s  2)2(s + 2)2 B. (s  2)(s + 2) C. (s  i)(s + i)(s  2)(s + 2) D. (s  2i)(s + 2i)(s  2)(s + 2)
 2 years ago
 2 years ago

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privetek Group TitleBest ResponseYou've already chosen the best response.0
is it s^4?
 2 years ago

campbell_st Group TitleBest ResponseYou've already chosen the best response.0
thiink about the problem this way (s^2)^2  (4)^2 now you have the difference of 2 squares..
 2 years ago

Matrix65 Group TitleBest ResponseYou've already chosen the best response.0
\[(s ^{2}4)(s ^{2}+4)\]
 2 years ago

campbell_st Group TitleBest ResponseYou've already chosen the best response.0
thats the start... after that you will have pair of brackets containing the difference of 2 squares... so factor that as well
 2 years ago

jishan Group TitleBest ResponseYou've already chosen the best response.1
option d correct only simplify \[a ^{2}b ^{2}=(a+b)(ab) also using i ^{2}=1\]
 2 years ago

jishan Group TitleBest ResponseYou've already chosen the best response.1
then we get (s2i)(s+2i)(s2)(s+2)
 2 years ago
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