Multiply complex numbers 5+6i and 5-6i in the same way as you multiply binomials.
By definition, i² is -1.
Do the multiplications.
Now cancel -30i & +30i
Now the equation becomes
________
Hope it helps.
ŕάίήвόώşάĻţ2²2²
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2 answers:
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Geometric is
an=nth term
a1=first term
r=common ratio
n=which term
commmon ratio is like
a1 times r=a2
4 to 8
4 times 2=8
r=2
first term is 4
therefor
the nth term is
an=nth term
a1=first term
r=common ratio
n=which term
commmon ratio is like
a1 times r=a2
4 to 8
4 times 2=8
r=2
first term is 4
therefor
the nth term is