If the cosine function is stretched by a factor of 10, what will the resulting function f(x) be?(1 point) Responses f(x)=cos(x10) f left parenthesis x right parenthesis equals cosine left parenthesis Start Fraction x over 10 End Fraction right parenthesis f(x)=cos(x20) f left parenthesis x right parenthesis equals cosine left parenthesis Start Fraction x over 20 End Fraction right parenthesis f(x)=cos(20x) f left parenthesis x right parenthesis equals cosine left parenthesis 20 x right parenthesis f(x)=cos(10x)