Scientific Notation and Functions

The video tutorial covers a range of math topics including congruence transformations, rational and irrational numbers, scientific notation, linear functions, frequency tables, exponents, and equations. It also delves into identifying functions and relations, and solving various math problems. The tutorial emphasizes careful calculation and understanding of mathematical concepts.

Which transformation does not maintain the congruence of a figure?

• Rotation

• Dilation

• Reflection

• Translation

Which of the following is a rational number?

• Square root of 8

• Square root of 11

• Pi

• Negative 3

What is the result of subtracting 4 from 9 in scientific notation?

• 7 x 10^5

• 6 x 10^5

• 8.96 x 10^5

• 5 x 10^5

Where does the square root of 16 fall on the number line?

• At 0.4

• At 4

• At 5

• At 2

Which graph shows a linear function with a decreasing slope?

• Graph A

• Graph B

• Graph C

• Graph D

How many 8th graders preferred PE as an elective?

• 58

• 52

• 33

• 19

Which expression is not equivalent to 4^5 * 4^-11?

• 4^6

• 1/4096

• 1/4^6

• 4^-6

Express 91,440 millimeters in scientific notation.

• 9.144 x 10^4

• 9.144 x 10^5

• 9.144 x 10^6

• 9.144 x 10^3

Which pair of values for a and b does not satisfy a + b = -8?

• -4 and -4

• 4 and -12

• -3 and -5

• 10 and -2

Which of the following is not a function?

• 1, 2, 1, 3

• 2, 4, 2, 5

• 4, 8, 4, 9

• 3, 6, 3, 7