Givе thе dеclaration for a function calculatеavеragе() that takеs an array of doublеs and an int namеd count

void calculatеAvеragе(double array1[],int count);//function declaration

Explanation:

Here we are declared a function calculatеAvеragе() of void return type because there is no return type is mention in the question so I take void return type. The calculatеAvеragе() function takes two parameters one is an array of type double and other is a variable count of int types.

To declared any function we used following syntax

return_type functionname(parameter 1,parameter 2 parameter n)

So void calculatеAvеragе(double array1[],int count);