Rational/Irrational Numbers
Rational or Irrational:
sqrt8
Explain.
What is Irrational? It is not a perfect square.
Is the number
512
a perfect cube, perfect square, both, or neither?
What is a perfect cube?
What is
1/x^-2 ?
What is
x^2 ?
Rewrite
8^-12
using a positive exponent.
What is
1/8^12 ?
Express the number 0.00000751 in scientific notation.
What is 7.75 x 106 ?
What is
0.overline 5
as a fraction?
What is
5/9?
A square has an area of 49, what is one of its side lengths?
What is 7?
What is
x^4 div x^2 ?
What is
x^2 ?
What is
(x^5)^5 ?
What is
x^25 ?
Solve (5.12 X 1012) + (2.45 X 1010)
What is 5.1445 X 1012 ?
Rational or Irrational:
- 52/5
Explain.
What is Rational? All fractions are rational.
Solve the equation
x^2 = 11 ?
What is
pm sqrt 11 ?
What is
(x^3)^3 ?
What is
x^9 ?
What is
x^7 div x^5 ?
What is
x^2 ?
Solve (2.78 X 1014) - (3.12 X 1013)
What is 2.468 X 1014 ?
What is
0.1 overline8
as a fraction?
What is
17/90 ?
Solve the equation
x^3 = 15 ?
What is
root(3)(15) ?
Solve
1,000,000^0 ?
What is 1?
Evaluate the expression for x=2 and y=3.
8x^0 + 3x^2 cdot y^-1 ?
What is 10?
Solve (3.56 X 104) X (4.23 X 103).
What is 1.50588 X 108?
Rational or Irrational: 3.020020002...
Explain.
What is Irrational? The number does not terminate nor does it have the same repeating pattern.
If a cube-shaped box has a volume of 125 cubic inches. If the box is packed full of cubes with edge lengths of 1 inch, how many cubes can fit along one side of the box?
What is 5 cubes?
Evaluate the expression for x=3 and y=5.
13 x^0 + 3x^2 cdot y^-1 ?
What is 8?
Evaluate the expression for x=6 and y=2.
16x^0 + 3x^2 cdot y^-1 ?
What is 62?
Solve (2.44 X 1020) / (1.22 X 108)
What is 2 X 1012 ?