Converting Scientific Notation
780,000
7.8 x 10^5
5^2
25
5/7
Rational
-2x + 10x
8x
13x + 2 - 17 = 11
2
.00345
3.45 x 10^-3
What is the square root of 81?
9
What is the most precise label for -1?
Integer
-5r - 7r
-12r
2m + 3 = 11
4
3.5 x 10^-5
.000035
Is 30 or 49 a perfect square?
49
3.635783214
Irrational
-5n - 3 - 4
-5n - 7
9 + 1/4x - 10 = -2
-4
7.2356 x 10^-2
.072356
11^2
121
What is the most precise label for 4?
Natural
-n + n
0
2x - 4 (x+5) = 0
-10
78,000,000
7.8 x 10^7
What is the square root of 169?
13
The square root of 12
-10 - n + 7 - 10n
-11n -3
-2x + 3 < 15
x > -6