tiburtius
tiburtius
Male
October 28, 2012
Teacher
High School - 12th Grade
Mathematics
tiburtius has not added any interests.
Biography
I'm an assistant educator at eNotes.My area of expertise is mathematics.
New Activity for tiburtius
Answered a Question in Quadratic Formula
Answered a Question in Math
Answered a Question in Math
You need to find roots of `-1.4x^4-2.8x^3=0` Let's rewrite this as...
Answered a Question in Math
Equation of a tangent line at point `(x_0,y_0)` to the graph...
Answered a Question in Math
It doesn't really matter what any of the numbers mean. Also I think both `M` ` `...
Answered a Question in Math
.Since kohlrabi comes up one every day after 30 days there will be 30...
Answered a Question in Math
This is power series around 0 so it will converge for `x=0`. Now we need to find...
Answered a Question in Math
Any polynomial `p(x) = x^n+a_1x^(n-1)+cdots+a_(n-1)x+a_n` of degree `n` can be...
Answered a Question in Math
`1/16csc^2(x/4)-cos^2(x/4)=0` Since by definition cosecant is `csc z=1/sin z` we...
Answered a Question in Math
We will use the following formula `x^n-1=(x-1)(x^(n-1)+x^(n-2)+x^(n-3)+cdots+x+1)`...
Answered a Question in Math
Let `k` be the scale factor between two objects. If `l_1,A_1` and `V_1` are...
Answered a Question in Math
Function `f(x)=4x^9` is not exponential function. It is a polynomial of ninth...
Answered a Question in Math
Since 7, 11 and 13 are prim numbers the least number divisible by all of them is...
Answered a Question in Math
Let's call those three numbers `x,y` and `z.` Their sum is 49 hence `x+y+z=49`...
Answered a Question in Math
`5^x=75` Now take logarithm of both sides. `x=log_5 75` If you can't...
Answered a Question in Math
First series is geometric series with ratio `r=2` and geometric series is...
Answered a Question in Math
This is geometric series with first term `a_1=1` and ratio `r=3`. Sum of the...
Answered a Question in Math
If rows of a matrix are linearly dependent then its determinant is 0. Rows of this...
Answered a Question in Math
`det [[-8a+6d, -8b+6e, -8c+6f],[g,h,i],[2d,2e,2f]]=` Adding one row multiplied by...
Answered a Question in Math
`det[[2v_1+8v_3],[v_2],[9v_1+3v_3],[v_4]]=` Adding one row multiplied by scalar to...
Answered a Question in Math
One property of determinants says for `nxxn` matrix `A` and some...
Answered a Question in Math
One of the property of determinants says transposing a matrix does not change...
Answered a Question in Math
One property of determinants says `det(B^(-1))=1/(det(B))` Hence we get...
Answered a Question in Math
Answered a Question in Math
We will use the following two properties of determinants:...
