Hope it helps
Explanation:
[tex](0.4p - 0.5q) {}^{2} [/tex]
[tex]using[/tex]
[tex](a - b) {}^{2} = {a}^{2} - 2ab + b {}^{2} [/tex]
[tex](0.4p) {}^{2} - 2(0.4p)(0.5q) ^{} + (0.5q) {}^{2} [/tex]
[tex]0.16p {}^{2} - 0.4pq + 0.25q[/tex]
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Hope it helps
Explanation:
[tex](0.4p - 0.5q) {}^{2} [/tex]
[tex]using[/tex]
[tex](a - b) {}^{2} = {a}^{2} - 2ab + b {}^{2} [/tex]
[tex](0.4p) {}^{2} - 2(0.4p)(0.5q) ^{} + (0.5q) {}^{2} [/tex]
[tex]0.16p {}^{2} - 0.4pq + 0.25q[/tex]