Asked by Angela
simplify (-19)^2
Answers
Answered by
dingestifier
in fact,this question is to calculate,and not just simplify.
(-19)^2
=19^2
=(10+9)^2
=10^2+2(9)(10)+9^2
=100+180+81
=361
in this question,we can see that there is no need to calculate the answer by using CALCULATOR
(-19)^2
=19^2
=(10+9)^2
=10^2+2(9)(10)+9^2
=100+180+81
=361
in this question,we can see that there is no need to calculate the answer by using CALCULATOR
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