makennamarieb makennamarieb

01-07-2018
Mathematics

contestada

Solve
f(x)=15(0.2)^x
f(x)=40+1^x
X=years
Solve for x.
Thanks to whoever answers and best answer will be brainiest!

Respuesta :

konrad509 konrad509

01-07-2018

[tex]f(x)=15\cdot0.2^x\\ 0.2^x=\dfrac{f(x)}{15}\\ x=\log_{0.2}\dfrac{f(x)}{15}\\\\\\ f(x)=40+1^x\\ 1^x=f(x)-40\\ x=\log_1(f(x)-40)[/tex]

Answer Link

Otras preguntas

Why Nazism became popular in Germany by 1930?

Which of the following sentences has problems with misplaced or dangling modifiers? Check all that apply. A. After reading the whole book, the plot seemed a li

what is another name for pi in Germany?

Julian went to a store and found that the store did not have the sale item she wanted. A salesperson showed her a similar, but more expensive, item. This is an

A lack of Hungarian representatives in the government and ____________________ lead to uprisings against Austrian rule.

How was England's hold on the colonies weakened between 1700 and 1775? What role did colonial assemblies play in this weakening?

What effect did the American westward movement have on diplomatic relations with Great Britain and Spain?

If the range of the function f(x)=x4 is {28, 30, 32, 34, 36}, what is its domain?

Who were the advocates of centralization, and why did they want to alter or abolish the Articles of Confederation?

should eighth be capitalized if use in a sentence