Irrational Numbers
What is an irrational number?
A number that is not a whole number, negative number, repeating decimal, terminating decimal, fraction, or zero. No pattern.
Which number has an exponent?
3, 3^5, 3x4
3^5
On a calculator x 10 can be shown as what letter?
E
What is x?
-6(8x+8)=336
-8
What is the opposite of square rooting?
Squaring it.
Which is an irrational number?
pi, 23, 27
pi
What rule do you follow when you see this equation?
3^4 x 3^7
Add the exponents
What is the answer?
5.61325 x 10^8
561,325,000
What is x?
-8(2+3x)=-88
x=3
What is the opposite of cube rooting?
Cubing it.
Which is an irrational number?
20/4, pi/2, 9/3
pi/2
What is the answer?
8^5
32,768
What is another way to write this?
1.56300 x 10^3
1.56300E3 or 1,563
What is x?
21+7x= -8(3-2x)
x=5
What is the square root of 36?
6
Which is an irrational number?
The square root of 20, 16/4, 30/6
The square root of 20
What is the answer? (Rounded to the nearest a hundredth place)
(9^6)/(8^5)
16.72
What is scientific notation for...
134237896.312
1.34237896 x 10^8
What is the answer?
2(x+10)-17=5+2x-2
infinite solutions
What is the square root of 196?
14
Which is an irrational number?
(√(2)^2 , π^2 × (3^2), 2.5
π^2 × (3^2)
What is the answer?
(7^4 x 7^6 x 2^3)/9
251,089,110.2
What is the answer?
(3.612 x 10^5)/ (1.63 x 10^3)
221.595092 or 2.21595092 x 10^2
What is the answer?
5x+3-3x=2(x+3)-5
no solution
What is the cube root of 3,375?
15