Math Chapter 1 Part 2

Math Chapter 1 Part 2 study set

Three times the difference of a number a 7 is 18

3(N-7)=18

Five times the sum of a number and 6 is 48

5(N+6)=48

|21|

21

|-11|-|-5|

6

(8-5)’3’-|5’2’-4’3’|÷3

14

Integers are closed under multiplication

True

11 squared

121

12 squared

144

13 squared

169

14 squared

196

15 squared

225

16 squared

256

25 squared

625

6 CUBED

216

are all real numbers rational?

nope

can a number be irrational AND an integer?

hah no.

Is Kate a nice person

Yup.

what is a number that isn’t rational?

PIE

which is false?

all real numbers a rational

ROUND TO NEAREST INTEGER: square root of 16.8

4

rational or irrational? -121

rational

ROUND TO NEAREST INTEgeR: 81.49

lowkey 9

|12-a|+5 (a=-3)

14!

every integer is a whole number

FALSE!!!!

x+y=y+x

comm.+

6k(squared)+6k+k(squared)+9k

7k(squared)+15k

2[5-(15÷3)]

0

(22×3)+4=66+4

subst.

.5×2=1

inv.×

-2+2=0

Inv.+

(6+2)+4=8+4

subst.

the square of the sum of (a) and (b) is equal to (C)

(a+b)squared=c

double the quantity of the sum of 6 and (n) is the same as the cube of (m)

2(6+n)=M(cubed)

area of: width= 11 length= 3x+2

A=33x+22

which property of addition does 8+0=8 illustrate?

identity property

Which equation shows the multiplicative inverse of a number?

ax(1/a)=1

our test is on September 11th

true

I accidentally added an extra card. click the oops button

oops