How do you multiply (b + 14) ^ { 2} ?
2 Answers
Jun 7, 2017
Explanation:
Jun 7, 2017
Explanation:
"express " (b+14)^2=(b+14)(b+14)
"each term in the second bracket is multiplied by each "
"term in the first bracket as shown below"
(color(red)(b+14))(b+14)
=color(red)(b)(b+14)color(red)(+14)(b+14)
=(color(red)(b)xxb)+(color(red)(b)xx14))+(color(red)(14)xxb)+(color(red)(14)xx14)
=b^2+14b+14b+196
=b^2+28b+196