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mf0datazz
mf0datazz mf0datazz
  • 03-02-2017
  • Mathematics
Answered

Use factoring by difference of squares to solve the equation, x^2 - 81 = 0.

Ax = 9 or x = -11
B+/- 9
C+/- \(\frac{11}{9}\)
D+/- \(\frac{9}{11}\)

Verified Answer :

yashddsy26
yashddsy26 yashddsy26
  • 03-02-2017

the answer is B +/- 9 !!

Answer Link

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