requestbook
60

Step-by-step Answer
PAGE: 186SET: ExercisesPROBLEM: 60
Please look in your text book for this problem Statement

The time .

Where

is present value of truck,  is initial value of truck and is annual rate of depreciation.

Initial value of truck is.

a.

Find how much time passed to purchase.

Truck present value is and annual rate of depreciation is

Substitute and in .

Change of base formula is .

Apply change of base formula to logarithm expression .

The time to purchase is years.

b.

Find how much time passed to purchase.

Truck present value is  and annual rate of depreciation is

Substitute and in .

Change of base formula is .

Apply change of base formula to logarithm expression .

The time to purchase is years.

a.  The time to purchase is years.

b.  The time to purchase is years.



TESTIMONIALS

"I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!"

June Barnett

"Your site is amazing! It helped me get through Algebra."

Charles

"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful."

Dan Pease

QUESTIONS? LET US HELP.
Simply chose a support option

My status

JOIN US ON:     
mathskey.com is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only