M6 6.NS.3 Review- Exponents

• 12

• 64

• 81

• 27

Answer explanation

To find the value of 3^4, calculate 3 multiplied by itself 4 times: 3 x 3 x 3 x 3 = 81. Therefore, the correct answer is 81.

Tags

VA.6.NS.3.a

Which of the following numbers is a perfect square?

• 50

• 64

• 75

• 90

Answer explanation

A perfect square is an integer that is the square of another integer. Among the choices, 64 is 8 squared (8 x 8), while 50, 75, and 90 are not perfect squares.

Tags

VA.6.NS.3.b

Is the number 225 a perfect square?

Answer explanation

Yes, 225 is a perfect square because it can be expressed as 15 squared (15^2 = 225). The other options do not provide correct squares that equal 225.

Tags

VA.6.NS.3.c

• 100

• 1000

• 10000

• 100000

Tags

VA.6.NS.3.d

Answer explanation

The pattern given is a sequence of powers of 2: 2^1, 2^2, 2^3, 2^4. This can be represented by the expression 2^n, where n corresponds to the exponent. Thus, the correct choice is 2^n.

Tags

VA.6.NS.3.a

Which of the following is a perfect square?

• 121

• 130

• 150

• 170

Answer explanation

121 is a perfect square because it equals 11 x 11. The other options (130, 150, 170) are not perfect squares as they cannot be expressed as the product of an integer multiplied by itself.

Tags

VA.6.NS.3.b

Determine if 361 is a perfect square.

Answer explanation

361 is a perfect square because it equals 19 squared (19^2 = 361). The other options do not provide correct squares that equal 361.

Tags

VA.6.NS.3.c

• 10000

• 100000

• 1000000

• 1000

Answer explanation

The value of 10^5 means 10 multiplied by itself 5 times, which equals 100000. Therefore, the correct answer is 100000.

Tags

VA.6.NS.3.d

• 16

• 64

• 256

• 1024

Answer explanation

The pattern is based on powers of 4. The next number is 4 raised to the power of 4, which is 4^4 = 256. Therefore, the correct answer is 256.

Tags

VA.6.NS.3.a

Which of the following numbers is a perfect square?

• 144

• 145

• 146

• 147

Answer explanation

144 is a perfect square because it is the square of 12 (12 x 12 = 144). The other numbers (145, 146, 147) are not perfect squares as they cannot be expressed as the product of an integer multiplied by itself.

Tags

VA.6.NS.3.b