What is the product of 2v 7 and 10V21 in simplest radical form?

In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

What is the absolute value of the complex number -4-sqrt2i