A community for students.
Here's the question you clicked on:
 0 viewing
jaylelile
 one year ago
Please help, I'm lost! I keep getting 1,5566.20 but that's incorrect. Problem below:
jaylelile
 one year ago
Please help, I'm lost! I keep getting 1,5566.20 but that's incorrect. Problem below:

This Question is Closed

jaylelile
 one year ago
Best ResponseYou've already chosen the best response.1\[3x+5y ^{2}+8x ^{2}; x=1.208, y=7.666\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0just substitute the known values into the function? use a calc?

jaylelile
 one year ago
Best ResponseYou've already chosen the best response.1I keep getting the same answer that isn't right though...

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[3(1.208)+5(7.666)^2+8(1.208)^2\]

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2\(\large 3\color{red}{x}+5\color{green}{y} ^{2}+8\color{red}x ^{2}; \color{red}{x=1.208}, \color{green}{y=7.666}\) \(\large 3(\color{red}{1.208})+ 5(\color{green}{7.666} ^{2})+8(\color{red}{1.208} ^{2}) \)

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2Do the squares first.

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2\(\large 3(\color{red}{1.208})+ 5(\color{green}{7.666} ^{2})+8(\color{red}{1.208} ^{2})\) What do you get for \(7.666^2\)? What do you get for \(1.208^2\)?

jaylelile
 one year ago
Best ResponseYou've already chosen the best response.1ohhh I wasn't doing it in the right order.... I got 58.76 and 1.459

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2\(\large 3(\color{red}{1.208})+ 5(\color{green}{58.767556})+8(\color{red}{1.459264})\)

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2Now do the 3 multiplications.

jaylelile
 one year ago
Best ResponseYou've already chosen the best response.1Do the multiplications and then add. I got 309.17 for my final answer.

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2\(\large 3(\color{red}{1.208})+ 5(\color{green}{58.767556})+8(\color{red}{1.459264})\) \(= 3.624 + 293.83778 + 11.674112\) \(=309.135892\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I got 99.612 one time, 309.135892 the second.
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.