Asked by john
Perform the indicated operation(s) and express the result in standard form. Leave answers in terms of square roots (do not use decimals).
(-9-sqrt-3)^2
(-9-sqrt-3)^2
Answers
Answered by
Henry
(-9 - sqrt(-3))^2 =
(-9 - sqrt(3*-1)^2=
(-9 - isqrt(3))^2 =
81 + 18isqrt3 + 3 =
3(27 + 6isqrt3 + 1).
(-9 - sqrt(3*-1)^2=
(-9 - isqrt(3))^2 =
81 + 18isqrt3 + 3 =
3(27 + 6isqrt3 + 1).
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