PLS HELP
Choose the correct simplification of the expression (2x2y6z5)(5x4y5z3).
10x8y30z15
7x6y11z8
7x8y30z15
10x6y11z8
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OpenStudy (anonymous):
@dumbcow
OpenStudy (anonymous):
@ParthKohli
OpenStudy (anonymous):
@welshfella
OpenStudy (anonymous):
I think its d or a
OpenStudy (xhawaiiangirlx):
A
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OpenStudy (anonymous):
I just need to know do you multiply exponents or add
OpenStudy (anonymous):
I know that whne theres a power of a power you multiply
OpenStudy (xhawaiiangirlx):
when you multiply you can switch the order
for example
(2x2y6z5)(5x4y5z3)=2⋅5⋅x2x4y6y5z5z3
hopefully you know 2*5 is 10
so the answer has a 10 in it.
you should know that x^2 is short for x*x (x times itself 2 times)
and x^4 is x*x*x*x (times itself 4 times)
so x^2 * x^4 is x*x * x*x*x*x (x times itself 6 times)
of course, it's easier to write x^6 than x*x * x*x*x*x
same idea for the y's and z's
OpenStudy (anonymous):
Nice copy and pasting
OpenStudy (anonymous):
ive seen that
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OpenStudy (xhawaiiangirlx):
well it is right
OpenStudy (anonymous):
that goes against your answer
OpenStudy (anonymous):
u said a but this basically shows that it is d
OpenStudy (anonymous):
because a has them multiplying the exponents
OpenStudy (anonymous):
Are you writing anything?
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OpenStudy (anonymous):
heello?
OpenStudy (xhawaiiangirlx):
okay I that however, the student wanted an answer which was provided and that's what i did and if i am wrong please excuse my error no need to make a fuss. Thank you and good bye.