Answer:
He got wrong 8 questions
Step-by-step explanation:
Answer:
1997
Step-by-step explanation:
999^2 = 999 x 999 = 998,001
998 ^ 2 = 998 x 998 = 996,004
998,001 - 996, 004 = 1997
Hope this helps
:)
the answer to this question is b
X² + 6 = 87
<u> - 6 - 6</u>
x² = 81
x = <u>+</u>9
x = 9 U x = -9
The solution set is equal to D. {<u>+</u>9}.