Algebra II Final Exam

Front

What is the product of (3i)(-2+4i)?

Back

-12-6i

Front

What is the expression for (Y + Z) + 2X?

Back

Does Not Exist

Front

How many columns are in a 5 x 4 matrix?

Back

4

Front

Where is point D located if it is represented as -1 - i?

Back

Point D is located at -1 - i.

Front

What are dimensions in mathematics?

Back

Dimensions refer to the measurable extents of an object, typically length, width, and height.

Front

What is the definition of a complex number?

Back

A complex number is a number that can be expressed in the form a + bi, where a and b are real numbers and i is the imaginary unit.

Front

What is the imaginary unit 'i'?

Back

The imaginary unit 'i' is defined as the square root of -1.

Front

What is the formula for the sum of two complex numbers?

Back

If z1 = a + bi and z2 = c + di, then z1 + z2 = (a+c) + (b+d)i.

Front

What is a matrix?

Back

A matrix is a rectangular array of numbers arranged in rows and columns.

Front

What is the determinant of a 2x2 matrix?

Back

For a matrix [[a, b], [c, d]], the determinant is ad - bc.