Purchase Solution

Zeroes of functions

Not what you're looking for?

Ask Custom Question

1. Find all zeros for f(x)=x^4-15x^3+70x-156

2. Solve 3^x+2=65 Round your answer 3 decimal places.

3. Solve 6^4x+5=3^7x-1 Round your answer 3 decimal places.

4. Solve logx=4.952 Round your answer to 3 decimal places.

5. Solve 2^3x=3^4x-2 Round your answer to 3 decimal places.

Please show work and answers. Thank you!

Purchase this Solution

Solution Summary

This shows how to find zeroes of and solve exponential and logarithmic functions.

Solution Preview

1. Zeros are not rational number. I have to use decimals.
All the zeros are:
x=-2.690, ...

Purchase this Solution

Free BrainMass Quizzes
Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

Probability Quiz

Some questions on probability

Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.