Mathematics: Numbers

What are natural numbers

• Both negative and positive intergers

• These are irrational and rational numbers

• Counting numbers

• None of the above is right

_ are directed numbers

-5-6+11=

Prime numbers are numbers divisible by one and itself

True/False

Find the product

-6*2a

Solve for a if 3a +5=8

• -1

• 8

• 15

• 1