(x-4i)(x+4i)=x^2+16
(x^2+16)(x-5)=x^3-5x^2+16x-80
Answer is B
Hello,
A fraction is not defined if its denominator is null.
3x²-75=0
==>3(x²-25)=0
==>(x+5)(x-5)=0
==>x=-5 or x=5
The answer is A is this geometry?
The answer is 10i.
look at the picture to solve.
Answer:
second answer dilation k=1/3