Answer:
a) The set of natural numbers greater than or equal to 3 and less than or equal to 6.
b) {3,4,5,6}
Step-by-step explanation:
a) The Roster form is given as {6,8,10,12,...}
The descriptive form is a phrase that describes the given set.
The descriptive form is: <em>The set of even natural numbers greater than or equal to 6.</em>
b) The descriptive form is : The set of natural numbers greater than or equal to 3 and less than or equal to 6.
The Roster form is obtained by listing the numbers between 3 and 6 inclusive in curly brackets.
The Roster form is : {3,4,5,6}
Well the total cost of the washing machine is 504. so that is it u can even use a calculator
Answer:
x=30o+n90on∈Z
Step-by-step explanation:
cos2x=sin(90o−2x)=sin(2x−30o)
Which mean 90o−2x=2x−30o+n360o
or 90o−2x+2x−30o=(2n+1)180o
The later cannot be true.
so x=30o+n90on∈Z
