anonymous
  • anonymous
PLEASE HELP ASAP! 17. 7r^4 * 7r^4 A. 49t^8 B. 14t^4 C. 49t^16 D. 14t^8 18. -x(6x - 7) A. -6x^2 + 7x B. 5x^2 - 6x C. 6x + 7x D. -6x - 7x
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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pooja195
  • pooja195
1) Simplfy it whats 7*7=?
Loser66
  • Loser66
but how the options are all t, not r?
pooja195
  • pooja195
@skyv ??

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More answers

anonymous
  • anonymous
That's how it is. Sorry.
Loser66
  • Loser66
really???
anonymous
  • anonymous
Yes.
anonymous
  • anonymous
Oh and 7*7 is 49.
Loser66
  • Loser66
@pooja195
pooja195
  • pooja195
good so now just ADD the exponents :) 4+4=????????????
anonymous
  • anonymous
8.
anonymous
  • anonymous
So A.
pooja195
  • pooja195
Yes
pooja195
  • pooja195
\[\huge ~-x(6x - 7)\]
pooja195
  • pooja195
Distribute the -x
anonymous
  • anonymous
D?
anonymous
  • anonymous
@pooja185 Is it D?
anonymous
  • anonymous
@pooja195 Is the answer D? Sorry.
pooja195
  • pooja195
Not quite
pooja195
  • pooja195
-x * x would be -6x^2
pooja195
  • pooja195
So which is it?
anonymous
  • anonymous
@pooja195 Would the answer be A?
pooja195
  • pooja195
yep :)
anonymous
  • anonymous
Thank you so much.
pooja195
  • pooja195
:)
pooja195
  • pooja195
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