Algebra 2 EOT 1.4 Review

Front

What is the result of simplifying the expression (3 – 4i) + (2 + 5i)?

Back

5 + i

Front

How do you solve the system of equations represented by (x, y, z)?

Back

The solution is (5, -6, 3).

Front

What equation represents the acceptable volume range for a 20-ounce sports drink bottle with a tolerance of 0.03 ounces?

Back

|v - 20| = 0.03

Front

What is the result of simplifying the expression 2i(6 – 7i)?

Back

14 + 12i

Front

What is the result of calculating -4 (13 + 5i)?

Back

-52 - 20i

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

How do you add two complex numbers?

Back

To add two complex numbers, combine their real parts and their imaginary parts separately.

Front

What is the formula for the modulus of a complex number a + bi?

Back

The modulus is given by |a + bi| = √(a² + b²).

Front

What is the conjugate of a complex number a + bi?

Back

The conjugate is a - bi.