Scientific Notation
Write in standard form: 2.8 X 106
What is 2,800,000?
Simplify: 830
What is 1?
The sequence below is either arithmetic or geometric. The sequence has a common ratio or difference.
10, 7, 4, 1, -2
What is arithmetic and -3?
The linear equation changes from y=2x+9 to y=5x+9. What happens to the graphed line?
What is the slope increased?
What is the Pythagorean Theorem AND what do we use it for?
What is a2+b2=c2 and to solve for a missing side in a right triangle?
Which is larger?
9.9×105 or 1.3×106
What is 1.3×106?
Simplify: 8y6 / 4y3
What is 2y3?
Find the next term:
4, 16, 64, 256, ___
What is 1,024?
Why are arithmetic sequences always linear?
You add the same amount for every one increase in x - or what is there is a common difference?
What makes lines parallel? How about perpendicular?
What is parallel - they have the same slope? What is perpendicular - they have opposite reciprocal slope?
Multiply:
(6×105)(8×107)
What is 4.8×1013?
Simplify: (6x8)4
What is 1,296x32?
Find the 10th term:
3, 7, 11, 15…
What is 39?
A line has a slope of 0. What does the graph look like?
What is the line doesn't go up or down, it is horizontal?
Name three things that would classify a number as irrational.
Will vary - what is never ending OR repeating decimal? What is not a perfect square? What is have a zero in the denominator? What is not a perfect cube? ...
Four students collected pennies during a year. Their results are seen below.
Twar: 1.4x103
Wah: 7.3x103
Too Reh: 1.1x104
Kee Reh: 1.9x102
Who collected the most pennies?
Who is Too Reh?
Simplify: (4y3 x 3y6)5
What is 248,832y45?
A bacteria culture triples every hour starting at 2.
How many after 6 hours?
What is 486?
A student says: “If a slope increases, the graph always goes up faster.” Is this always true? Explain.
What is false? Answers will vary. An example of slope changing from -5 to -2, the slope increases but is less steep and is going down.
CALCULATORS DOWN: Order the following in order from LEAST to GREATEST.
7/8, 0.92, 3.1x10-1, the square root of 7
What is 3.1x10-1, 7/8, 0.92, the square root of 7?
A cell is 3×10-5 meters long.
How long are 100 cells?
What is 3×10-3?
Simplify: (3x2y-1)3 (x-4y2)
What is 27x2y-1?
A sequence has a₁ = 6 and aₙ = aₙ₋₁ − 4
Find a₁₅
What is -50?
Write the equation that is perpendicular to the equation y=9x.
What is y=-1/9x?
Solve the linear system below:
y=x+3
2x+y=15
What is (4, 7)?