Given: f(t)=Pa^t, when f(0)=18 and f(5)=61, how do i solve for P? and a?

Given: f(t)=Pa^t

Given: f(0)=18 and f(5)=61

How do I Solve For P and then a?
in Trigonometry Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

f(t)=Pat, f(0)=P=18⇒f(t)=18at; f(5)=18a5=61, a5=61/18, a=5√(61/18)⇒

f(t)=18(5√(61/18))t=18(61/18)0.2t.

by Top Rated User (1.2m points)

Related questions

1 answer
if (a-2) and (a+3) are both factors of a^3-pa^2-qa-6,find p and q
asked Aug 9, 2013 in Algebra 1 Answers by brian lol Level 1 User (120 points) | 933 views
1 answer
f(t)=21.8cos(2.85t+0.52) and g(t)=18.7cos(2.85t+1.43)
asked Nov 23, 2017 in Trigonometry Answers by Mohanad | 404 views
1 answer
why does pa/2 work for polygons
asked Feb 20, 2012 in Geometry Answers by anonymous | 948 views
1 answer
what is p when I=$440, and R=5%, and T=7 years
asked Dec 14, 2011 in Word Problem Answers by anonymous | 901 views
1 answer
18,46,94,63,52,61,? figure out the pattern
asked Dec 18, 2011 in Algebra 1 Answers by anonymous | 2.6k views
1 answer
I=PRT, IF I=157.5,P=250,R=0.07 SOLVE FOR T
asked Oct 8, 2013 in Algebra 1 Answers by anonymous | 843 views
1 answer
Solve d=rt when given t=2 hours.
asked Jun 2, 2020 by anonymous | 342 views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,516 questions
100,279 answers
2,420 comments
732,273 users