Front

What is the simplified form of the complex number 7/10 + 11/10 i?

Back

7/10 + 11/10 i

Front

How do you find the length of a side in a triangle given two sides?

Back

Use the Pythagorean theorem or trigonometric ratios.

Front

What is the result of the operation 3B - 2A if A = [1, 2] and B = [5, 7]?

Back

[14, 5] and [-11, 3]

Front

What does a₂₃ represent in a sequence?

Back

It represents the 23rd term of the sequence.

Front

What is the product of the matrices [[1, 2], [6, -8]] and [[-3, -5], [-5, -11]]?

Back

[-3, -5] and [-5, -11]

Front

Define 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.

Front

What is the Pythagorean theorem?

Back

In a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

Front

How do you perform matrix subtraction?

Back

Subtract corresponding elements of the matrices.

Front

What is the formula for the distance between two points (x1, y1) and (x2, y2)?

Back

Distance = √((x2 - x1)² + (y2 - y1)²)