Grade 9 Math Jeopardy

Polynomials

100

what is a polynomial? 

a set of monomials separated from each other  by operations

200

3 x + 2 x=

what's the score?

5x

300

how to the termine the degree of a polynomial?

by the value of the largest exponent of the variable ordered in ascending order.

400

how many types of polynomials are there?

a) 4      b) 15        c) 8         

8

500

which of these examples is a correct polynomial?

a) 8x² - 7x^-3       b) 6x²+5x+3      

b) 6x² + 5x +3

Equations

100

x + 4 = 10

What is x?

x=6

200

2(3)³ - (3)²=

what is the value?

=45

300

(2^-1)⁰=

simplify

=1

400

(m⁴) (m⁷) (m²)=

the expression is simplified to:

=m¹²

500

5400 000 000

convert into proper scientific notation. which is it?

a) 5.4 x 10⁹       b) 5 x 10⁹        c) 5.4 x 10^-9

=a) 5.4 x 10⁹

Exponents

100

 what is the result of 9^2?

81

200

what are the types of  exponents?

- Natural exponent

- Rational exponent

- Real exponent

- Complex exponent 

300

exponents cannot be added or subtracted. (is it true or false)

it's true

400

5³= 5 x 5 x 5

what's the score?

125

500

what is a negative exponent?

a)3²          b)-3^-2       c) Aⁿ        

b)-3^-2

BEDMAS

100

which is calculated first in the bedmas?

first the expressions in parentheses are calculated

200

(-4) + ((-3) - (-5))=

what's the score?

-2

300

what is the order of operations of the BEDMAS?

Brackets      ()\

Exponents    n^x

Divide          /

Multiply        x

Add             +

Subtract       -

400

20 - (5+3) x 2 + (-4)=

what's the score?

0

500

what is the correct answer to this problem?

6 - 1 x 0 + 2 / 2=

7

types of numbers

100

are all rational numbers integers?

a) True             b) False 

true

200

what is the first natural number?

1

300

-3, -2, -1 ,0 , 1 , 2 , 3

what type of number is it?

integer numbers

400

-3/4,0,5

what type of number is it?

real numbers

500

2.5 is an example of which type of number?

rational