Perfect Squares & Square Roots
Determine the square root of 169
13
Write 4.138 x 10^2 in standard form.
413.8
Compare using < or >.
9.12 x 10^-4 and 9.012 x 10^-4
>
4m - 7n + 3 - 2m + 9 -n
2m - 8n + 12
Which of the following are perfect squares?
120, 90, 81, 2, 64, 1
81, 64, 1
Write 3.97 x 10^-3 in standard form.
.00397
What is the difference between ascending and descending?
Ascending means increasing in value (least to greatest)
Descending means decreasing in value (greatest to least)
-x + 2y + x - 2y - 9
-9
True or False?
The inverse operation of squaring a number is taking the SQUARE ROOT.
True
If the exponent is negative, can the number be more than 1?
No, negative exponents create numbers less than 1.
Write the numbers in descending order.
13/5, 2.61, 259%, 2 3/4
2 3/4, 2.61, 13/5, 259%
25 - 6 x 4
1
Write 10^-2 in expanded form and standard form.
Expanded: 1/10 x 1/10
Standard: 1/100
Write 426,000 in scientific notation.
4.26 x 10^5
Write the numbers in ascending order.
4/5, 1 1/3, -3.1, 83%
-3.1, 4/5, 83%, 1 1/3
10 x 7 - 4 + 2
68
Which number has the greatest value?
10^0
0
1/10
10^0
Write 93,000,000 in scientific notation.
9.3 x 10^7
Write the numbers in descending order.
1.75 x 10^4, 3 x 10^-2, 5.17 x 10^2, 4.128 x 10^2
1.75 x 10^4
5.17 x 10^2
4.128 x 10^2
3 x 10^-2
3^2 - 4 - 9 x 2
-13