Real Numbers
What is a rational number?
Any number that can be written as a fractions, where the numerator and denominator are both integers.
What is a square root?
Label the parts of this power: Base, Exponent, Power.
53
Power = 53
Base = 5
Exponent = 3
Where should the decimal be located for scientific notation.
Behind the first nonzero number.
What is an irrational number?
Any number that cannot be written as a fractions.
What is a cube root?
One of three equal factors
Simplify ____________
One second, I have to write down the expression.
6w4
Write 5.34x104 in standard form.
53400
Is ______ rational or irrational and why.
One second I have to write the number.
Rational, because the number is written as a fraction, where the numerator and denominator are integers.
Give an example of either a square root or cube root.
Answers may vary.
Simplify the expression using the correct order of operations:
12(7-4+11X3)/(23-42)
-54
Write 4372000 in scientific notation.
4.372x106
Give an example of a decimal with bar notation.
Answers may vary
Solve the equation below. Show your work
x2=169
x=13
Simplify the expression below using exponents in your answer. (I had to use x as multiplication)
(73 x 7-2)2
72
Write 0.0000000625 in scientific notation.
6.25x108
Which number is irrational and why.
One second I have to write down the numbers.
B, because the square root of 3 can not be written as a fraction.
Solve the equation below. Show your work
x3=216
x=6
Simplify the expression below. Show your work!
One second, I have to write it!
One second, I have to write it!
Write an equivalent expression for (8.41x103)+(9.71x104).
Express the result in scientific notation.
1.0551x105