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What is the product of the monomials -x²z, 2xy³, and 2y²z⁴?
What is the fully factored form of the polynomial -16x⁶ + 81x²?
ACT Aspire Math: Squaring Binomials 2 Views
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Description:
What is the square of the binomial (5x – 7)?
Transcript
- 00:01
Okay Math shmoop er's another drill What's the square of
- 00:04
the binomial Five x minus seven All right So first
- 00:13
we translate question from after english which happens to be
- 00:16
something like compute the product of the quantity five x
- 00:19
minus seven times the quantity five x minus seven or
Full Transcript
- 00:23
something like that That's better anyway both played sherman the
- 00:26
first princes by each term in the second princess Remember
- 00:29
foil Yeah to make sure each term gets paired with
- 00:32
each other term we think first outside inside last method
- 00:37
right that's foil Multiply the two first terms than add
- 00:41
that to the outside two terms there Then add on
- 00:44
the product of the two inside terms like this and
- 00:47
this And then you khun tack on the product of
- 00:50
the last two term So it all looks like this
- 00:52
mess right here And then it kind of combines or
- 00:55
simplifies here Twenty five x squared minus thirty five x
- 00:57
minus thirty five Acts plus 49 and we simplify combining
- 01:00
like terms I get the negative seventy x in the
- 01:02
middle there and that's it We translated the question from
- 01:05
unknown to correct answer as indy right there So yeah
- 01:09
neener squared
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