Real Numbers
What are the two main groups of real numbers?
Rational and irrational numbers
What is
sqrt (36) ?
6
What does the perimeter measure?
The perimeter measures the distance around an object.
When like bases are being divided, their exponents can be ________________?
subtracted
Scientific notation is a shorthand way of writing really _______ or really small numbers.
large
Which group of real numbers contains terminating decimals?
Rational numbers
What is
sqrt (16/81)?
(4/9)
What is the formula for the perimeter of a square?
P = L + L + L + L
or
P = 4L
8^0
1
What is 42,000 in scientific notation?
4.2 x 10^4
Which group of real numbers does not contain 0?
Natural numbers
What is the cube root of 64?
4
What is the formula for the area of a square?
A = L x L
or
L^2
7^-2
1/49
(6.2 x 10^8) + (2.3 x 10^8)
(8.5 x 10^8)
Which group of real numbers contains
pi?
Irrational numbers
What is
sqrt (66)?
8.2
A square has an area of 49 sq ft.
What is the perimeter?
A = L x L , so 49 = 7 x 7
P = 4S
P = 4(7)
P = 28 ft
13^4 x 13^7 = (13^4)^7
FALSE
(9 x 10^9)/(3 x 10^7)
(3 x 10^2)
Which groups of real numbers contain the number 1?
Natural, whole, integer, and rational numbers
Which is larger
2sqrt(9) or sqrt(35)?
2sqrt(9)
What is the perimeter of a square that has an area of
sqrt(123)?
P = 44.4 ft
(4^4)/(4^-8) x 4^-14
1/4^2 = 1/16
(1.6 x 10^8)/(4 x 10^3)
(4x10^4)