A community for students.
Here's the question you clicked on:
← 55 members online
 0 viewing
ivano_logy
 2 years ago
If 4^y=7, then the value of 4^3y+2 is?
ivano_logy
 2 years ago
If 4^y=7, then the value of 4^3y+2 is?

This Question is Closed

ash2326
 2 years ago
Best ResponseYou've already chosen the best response.2\[4^y=7\] \[4^{3y}=(4^y)^3\] So you'll get \[\large 4^{3y}=7^3\] Can you solve now?

jim_thompson5910
 2 years ago
Best ResponseYou've already chosen the best response.0343 isn't the final answer, but it gets you there

jim_thompson5910
 2 years ago
Best ResponseYou've already chosen the best response.0is the +2 in the exponent when you say 4^3y+2 ie is the problem \[\Large 4^{3y+2}\] or is it \[\Large 4^{3y}+2\]

jim_thompson5910
 2 years ago
Best ResponseYou've already chosen the best response.0if it's the second one, then you're correct

ivano_logy
 2 years ago
Best ResponseYou've already chosen the best response.0It's the second one 4^(3y)+2

jim_thompson5910
 2 years ago
Best ResponseYou've already chosen the best response.0ok then you got it, just making sure
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.