Which of the following equalities are correct?
Select one or more:
a. x2x+y=x+x2y
b. (z+z2)=3z
c. (x+y2)2=x2+y4
d. x(1x+1y)=1+xy
Answers
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Answer:
(x+2y) 2 =2x +4y
Step-by-step explanation:
ans c is correctly
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