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Mathematics 15 Online
OpenStudy (anonymous):

hey i need some help on this work sheet any volunteers lol

OpenStudy (anonymous):

post it.

OpenStudy (anonymous):

do not post up side down

OpenStudy (anonymous):

here it is rightside up sorry cpu froze

OpenStudy (anonymous):

7) correct

OpenStudy (anonymous):

yaaaa how bout 8

OpenStudy (anonymous):

8) u right

OpenStudy (anonymous):

koool 9????

OpenStudy (anonymous):

9) u ok too

OpenStudy (anonymous):

9 is correct

OpenStudy (anonymous):

10) u ok too

OpenStudy (anonymous):

really ur 1000% sure

OpenStudy (anonymous):

yes,I working next problem

OpenStudy (anonymous):

11 is c) option

OpenStudy (anonymous):

why is 11 c

OpenStudy (anonymous):

for 12 d) is correct ok i"ll explain for 11

OpenStudy (anonymous):

11) is c

OpenStudy (anonymous):

can yall explain the ones i got wrong

OpenStudy (anonymous):

\[\frac{a ^{2}}{a+1}\times\frac{a}{a(a-1)}\] frist equation time second flip

OpenStudy (anonymous):

11) is a^2 a(a-1) ---- divides ------ a+1 a Treating both as fractions we change dive into multiply and take reciprocal of second a^2 a ---- x ---- a+1 a(a-1) a ( a^2) ----------- a (a+1) (a-1) cancelling a frm numerator and denominatior a^2 ------------ (a+1) (a-1) now clear????

OpenStudy (anonymous):

for 12) i hv already said that d) is correct

OpenStudy (anonymous):

yeahthxs n wat did i do wrong on 12

OpenStudy (anonymous):

Volume = lengthxbreadthxheight Here the product of length and width is a^2+7a+12 So if we divide the given vol polynomial by a^2+7a+12 using long division method we get quotient (which is the height) as a+1

OpenStudy (anonymous):

Is it clear now???

OpenStudy (anonymous):

thanks guy

OpenStudy (anonymous):

always welcome :}

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