document.write( "Question 1124886: Jasmine's car was worth $11,000 at the beginning of 2000 and the value of the car decreased exponentially, decreasing by 20% each year. \r
\n" ); document.write( "\n" ); document.write( "a. Write a function f that determines the value of Jasmine's car (in dollars) in terms of the number of years t since the beginning of 2000.\r
\n" ); document.write( "\n" ); document.write( "b. How many years after the beginning of 2000 was Jasmine's car worth $6,000?\r
\n" ); document.write( "\n" ); document.write( "c. How many years after the beginning of 2000 was Jasmine's car worth $3,400?
\n" ); document.write( "

Algebra.Com's Answer #741176 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
(a)
\n" ); document.write( "\"+V+=+11000%2A%28+1+-+.2+%29%5Et+\"
\n" ); document.write( "(b)
\n" ); document.write( "\"+6000+=+11000%2A.8%5Et+\"
\n" ); document.write( "\"+.54545+=+.8%5Et+\"
\n" ); document.write( "Take the log base 10 of both sides
\n" ); document.write( "\"+-.2632+=+t%2A%28-.0969+%29+\"
\n" ); document.write( "\"+t+=+2.7162+\" yrs
\n" ); document.write( "——————————-
\n" ); document.write( "(c)
\n" ); document.write( "\"+3400+=+11000%2A.8%5Et+\"
\n" ); document.write( "\"+.3091+=+.8%5Et+\"
\n" ); document.write( "Take log of both sides
\n" ); document.write( "\"+-.5099+=+t%2A%28-.0969+%29+\"
\n" ); document.write( "\"+t+=+5.2623+\" yrs
\n" ); document.write( "———————————-
\n" ); document.write( "Get 2nd opinion if needed\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );