# Equation

How many real roots has equation ?

**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Children

The group has 42 children. There are 4 more boys than girls. How many boys and girls are in the group? - Unknown number

I think number. If subtract from the twelfth square the ninth square I get a number 27 times greater than the intended number. What is this unknown number? - Linear imaginary equation

Given that ? "this is z star" Find the value of the complex number z. - Asymptote

What is the vertical asymptote of ? - Legs

Cancer has 5 pairs of legs. The insect has 6 legs. 60 animals have a total of 500 legs. How much more are cancers than insects? - Three unknowns

Solve the system of linear equations with three unknowns: A + B + C = 14 B - A - C = 4 2A - B + C = 0 - Examination

The class is 21 students. How many ways can choose two to examination? - Chords

How many 4-tones chords (chord = at the same time sounding different tones) is possible to play within 7 tones? - PIN - codes

How many five-digit PIN - code can we create using the even numbers? - Tenth member

Calculate the tenth member of geometric sequence when given: a_{1}=1/2 and q=2 - Sequence

Write the first 6 members of these sequence: a_{1}= 5 a_{2}= 7 a_{n+2}= a_{n+1}+2 a_{n} - Sequence

Write the first 7 members of an arithmetic sequence: a_{1}=-3, d=6. - Powers

Express the expression ? as the n-th power of the base 10. - One half

One half of ? is: ? - Power

Number ?. Find the value of x. - Line

It is true that the lines that do not intersect are parallel? - Theorem prove

We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?