IDNLearn.com: Your go-to resource for finding expert answers. Join our community to receive prompt and reliable responses to your questions from experienced professionals.
Sagot :
Answer:
[tex]\large\text{$26$ is the correct answer.}[/tex]
Step-by-step explanation:
[tex]\large\text{You may use the formula $(a-b)(a+b)=a^2-b^2$ here.}[/tex]
[tex]\large\text{$(1+5i)(1-5i)$}\\[/tex]
[tex]\large\text{$=1^2-(5i)^2$}[/tex]
[tex]\large\text{$=1-(-25)$}[/tex]
[tex]\large\text{$=1+25$}[/tex]
[tex]\large\text{$=26$}[/tex]
Thank you for contributing to our discussion. Don't forget to check back for new answers. Keep asking, answering, and sharing useful information. IDNLearn.com is your go-to source for dependable answers. Thank you for visiting, and we hope to assist you again.