Irrational Numbers
Rational or Irrational?
5.398428270409992123...
Irrational
What is the inverse of the operation "square root?"
Squaring a number
What is an equivalent expression for 790?
1 (zero exponent property)
Round this number to the largest place value:
123
100
What is the expanded form for 104?
10 x 10 x 10 x 10
Rational or Irrational?
The square root of 16
Rational
It equals 4
What is the inverse of cubing a number?
Taking the cube root
What is an equivalent expression for 85 x 82?
87 (add the exponents)
Round this number to the largest place value:
0.92
0.9
What is the exponent form of this expression?
10 x 10 x 10 x 10 x 10 x 10 x 10 x 10
108
What is your best estimate for the square root of 98?
Round to the tenths place.
About 9.8
121 = m2
m = 11
What is an equivalent expression for n6/n2?
n4 (subtract the exponents)
Round this number to the largest place value:
65,982,332
70,000,000
What is the scientific notation form for this expression?
200,000
2 x 105
Which of these amounts is larger?
14.822 or 42
42 = 16
Solve for x:
x2 = 36
x = 6
What is an equivalent expression for (x4)5?
x20 (multiply the exponents)
Round this number to the largest place value:
1.95649931112
2
What is the scientific notation form of this number?
0.00102759749
1 x 10-3
Which amount is largest?
3/2 1.6 12
1.6
Solve for n:
n3 = 64
n = 4
What exponent property did we use to write our CER?
Quotient of Powers
Round this number to the largest place value:
0.000079343
0.000079343
What is the Standard form of this number?
7.4 x 10-5
7,400,000