Who spread knowledge from Mongolia back to Europe?

Keep these two main factors in mind when selecting type for your business communicationsthe audience influences type choice.there are good types and bad types.type should be easily read.when your message is important type selection doesn't matter

How do i do this? true or false? : elephants have the same dna as humans and bananas alike.

If f(x) = 3x + 2 and g(x) = 2x - 2. what is (f - g)(x)?