Day 2 - Square Root Method

Front

What is the square root of a number?

Back

The square root of a number x is a value y such that y² = x. For example, the square root of 16 is 4, since 4² = 16.

Front

How do you solve an equation using the square root method?

Back

To solve an equation using the square root method, isolate the squared term on one side of the equation and then take the square root of both sides, remembering to consider both the positive and negative roots.

Front

Back

b = 3, b = -3

Front

Back

x = ±4

Front

Back

x = 3, x = 5

Front

What does it mean to square a number?

Back

Squaring a number means multiplying the number by itself. For example, 3 squared (3²) is 9.

Front

What is the principle of taking square roots in equations?

Back

Front

Back

x = 10, x = 0

Front

Back

x = ±2√6

Front

What is the difference between a perfect square and a non-perfect square?

Back

A perfect square is an integer that is the square of another integer (e.g., 1, 4, 9, 16). A non-perfect square is not (e.g., 2, 3, 5).