3. Use DeMoivre's Theorem to find the indicated power. Write the result in rectangular form a + bi. (4 + 4/3)

Q: Integrate the following: dx J 4x2 + 1

A: ∫1x2+a2=1atan-1(xa)  Here we use u-subsitution .

Q: The radius of a circle is /15m inches. Truncate the value of /15m when m=3, to the tenths place.

A:

Q: explain similar shapes

A: Figures with the same shape, but not necessarily the same size, are said to be "similar"

Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.