Question

Complete the square x^2+18x+__

Answer 1

You add \({(b \div 2)^2}\) to complete the square.

Answer 2

\( \color{Black}{\Rightarrow ax^2 + bx + c }\), here b = 18.

Answer 3

81?

Answer 4

first divide 18 by 2

then you square the quotient

Answer 5

81 is right

Answer 6

Yes, 81.

Answer 7

:)

Answer 8

:) :)