Here are two well-known infinite series whose sum is 1:
The following series is less known, interesting although:
where denominators form Sylvester sequence: every term is equal to the product of all previous terms, plus one. For example
7=2 * 3+1
43=2 * 3 * 7+1
1807=2 * 3 * 7 * 43+1
and so on
Describe all solutions of Ax=0 in parametric vector form, where A is row equivalent to the given matrix
Find, correct to the nearest degree, the three angles of the triangle with the given vertices
A(1, 0, -1), B(3, -2, 0), C(1, 3, 3)
Whether f is a function from Z to R if
How to write the expression in radical form?
How to evaluate ?
What is the derivative of ?
How to verify the identity: ?
Find using the half-angle formula.
How to find the exact values of using the half-angle formula?
How to express the complex number in trigonometric form: 5-5i?
The solution set of is
How to find the angle between the vector and axis?
Find the probability of getting 5 Mondays in the month of february in a leap year.
How to find the inflection points for the given function ?
How do I find the value of sec(3pi/4)?