The #’s 1, 4, 9, 16, 25.…are called. The #’s 1, 4, 9, 16, 25.…are called perfect squares / square numbers.

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Presentation transcript:

The #’s 1, 4, 9, 16, 25.…are called

The #’s 1, 4, 9, 16, 25.…are called perfect squares / square numbers

The #’s 1, 4, 9, 16, 25.…are called perfect squares / square numbers because they have whole # square roots or because squares with those areas would have sides that are whole #’s

The #’s 1, 4, 9, 16, 25.…are called perfect squares / square numbers because they have whole # square roots or because squares with those areas would have sides that are whole #’s The #’s 1, 8, 27, 64, 125.…are called

The #’s 1, 4, 9, 16, 25.…are called perfect squares / square numbers because they have whole # square roots or because squares with those areas would have sides that are whole #’s The #’s 1, 8, 27, 64, 125.…are called perfect cubes

Cube Roots The #’s 1, 4, 9, 16, 25.…are called perfect squares / square numbers because they have whole # square roots or because squares with those areas would have sides that are whole #’s The #’s 1, 8, 27, 64, 125.…are called perfect cubes because they have cube roots that are whole numbers or because cubes with those volumes would have sides that are whole numbers

Cube Roots The #’s 1, 4, 9, 16, 25.…are called perfect squares / square numbers because they have whole # square roots or because squares with those areas would have sides that are whole #’s The #’s 1, 8, 27, 64, 125.…are called perfect cubes because they have cube roots that are whole numbers or because cubes with those volumes would have sides that are whole numbers Cube root – the cube root of a #/term is a #/term that multiplies by itself 3 times to equal the original #/term Ex. The cube root of 8 = 2 since 2x2x2 = 8

Cube Roots Determine the sides of the following cubes a) b) c) V = 64 V = 1000 V = 1728

Cube Roots Determine the sides of the following cubes a) b) 4 10 c) 12 V = 64 V = 1000 V = 1728

Cube Roots Determine the cube roots of the following a) b) 1331 c) 343 d) e) 10 f) 512x 3

Cube Roots Determine the cube roots of the following a) b) c) d) e) f) 512x 3 8x