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Mathematics 12 Online
OpenStudy (anonymous):

help quik

OpenStudy (anonymous):

s^4 – 16

OpenStudy (inkyvoyd):

That's not a question.

OpenStudy (anonymous):

factor this!!!! @inkyvoyd

OpenStudy (inkyvoyd):

(a+b)(a-b)=a^2-b^2

OpenStudy (ajprincess):

(s-4)(s+4)

OpenStudy (inkyvoyd):

aj, wrong.

OpenStudy (inkyvoyd):

s^4-16=(s^2+4)(s^2-4)=(s^2+4)(s-4)(s+4)

OpenStudy (ajprincess):

Sorry (s-2)(s+2)(s^2+4)

OpenStudy (anonymous):

(s - 2)2(s + 2)2

OpenStudy (anonymous):

that right

OpenStudy (inkyvoyd):

Daja, no.

OpenStudy (anonymous):

heres my options.....

OpenStudy (anonymous):

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)

OpenStudy (inkyvoyd):

(s - 2)2(s + 2)2=(s - 2)(s - 2)(s + 2)(s + 2) =/=(s^2+4)(s-2)(s+2)

OpenStudy (inkyvoyd):

sorry, my first post was also wrong, those s's need 2's, not 4s. SHould be (s^2+4)(s-2)(s+2)

OpenStudy (anonymous):

what is it either a b c d

OpenStudy (inkyvoyd):

D.

OpenStudy (inkyvoyd):

Factor (s^2+4)=(s-2i)(s+2i)

OpenStudy (anonymous):

7m6n5 what is the degree is it 11

OpenStudy (inkyvoyd):

I'm not sure, I think so.

OpenStudy (anonymous):

A machinist creates a washer by drilling a hole through the center of a circular piece of metal. If the piece of metal has a radius of x + 10 and the hole has a radius of x + 6, what is the area of the washer?

OpenStudy (anonymous):

u no

OpenStudy (inkyvoyd):

pi((x+10)^2-(x+6)^2)

OpenStudy (anonymous):

ok answer thats not the answer

OpenStudy (inkyvoyd):

well, simplify the expression, and it IS the answer.

OpenStudy (anonymous):

can someone give me the answer!

OpenStudy (anonymous):

medal awarded 4 correct answer

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