Zoey1999idn
Answered

IDNLearn.com: Where questions are met with accurate and insightful answers. Get prompt and accurate answers to your questions from our experts who are always ready to help.

Simplify 2x^2 - y for x = 3 and y = -2.

*20
*14
*16
*10
Please help, also can you explain it if you can?

Sagot :

Naǫidn
[tex]x=3 \\ y=-2 \\ \\ \hbox{plug the values into the expression:} \\ 2x^2-y=2 \times 3^2-(-2)=2 \times 9 +2=18+2=\boxed{20}[/tex]
Your presence in our community is highly appreciated. Keep sharing your insights and solutions. Together, we can build a rich and valuable knowledge resource for everyone. Thank you for visiting IDNLearn.com. We’re here to provide accurate and reliable answers, so visit us again soon.