True or False
72 x 75 = 710
False: 72 x 75 = 7(2+5) or 77
Simplify the following expression:
(x^2)^3 /x^4
x^2
The planet Mercury is an estimated
3.598 xx 10^7
miles from the Sun. Write the distance Mercury is from the Sun in standard form
What is 35,980,000
(3xx10^2 )/(9xx10^3)
1/30
Write the following expression as a fraction.
6^-2
1/36
6^12/6^2=6^10
True
Simplify the following Expression:
(3^5 )(3^2 )(3^3 )
3^10
In 2000, the top attendance at an amusement park in the United States was 15,400,000 people. Write the number of people in scientific notation.
What is
1.54 xx 10^7
(4xx10^5) ( 6xx10^9 )
2.4xx10^15
Simplify:
a^10 /a^2
a8
2^6 = 4^3
True 64 = 64
Simplify the following Expression and express with exponents:
(2^5)(4)
2^7
0.000065 is the wavelength of yellow light. express this value in scientific notation
What is
6.5 xx 10^-5
(9xx10^-3)/(4.5xx10^-5
2xx10^2
In 2015, there were about
4xx10^7
people living in California and about
1xx10^6
people living in Rhode Island. Express how many times larger was the population of California than the population of Rhode Island in 2015
40
2^4 + 2^2 = 2^6
False:
2^4 = 16 and 2^2 = 4 and 2^6 = 64
(2^-5 )(2^8)
2^3
In 2000, an estimated
7.7 xx 10^7
people spoke French as their first language and an estimated
1xx10^8
spoke German as their first language. How many more people spoke German?
What is
2.3 xx 10^7
(5.8xx10^-6 )(2xx10^4 )
1..16xx10^-1
The diameter of fishing line varies. Fishing line can have a diameter as small as
2xx10^-2
of an inch and as large as
6xx10^-2
of an inch. How many times larger is the thick line compared to the thin line?
3
Determine the value of the variable that makes the following equation true
(2^x)^5 = 8^5
x=3
Simplify
((3^4)(3^5)) /9^3
27 or
3^3
During its orbit around the Sun, Mercury gets as close as
4.8xx10^7
miles from Earth and as far as
1.38xx10^8
miles from Earth. What is the difference between these distances?
9xx10^7
(2.4xx10^4 )(4.5xx10^3)
1.08xx10^8
How many times larger is 103
than 102
What is 10?