6. Which of the following illustrates a combined variation? A. m = B. a = 3bc C. 2-kx 471 7 D. f = o g he constant of variation Answer: &*&&&¥¥^%^*$(÷¥÷¥#&$&#&@&!(+*×*×&@&(/(/=(*$#,$,-((@,$;$,@*=(_*÷;÷(!(÷,/%*(=&÷×&$(#;@;(@)%(#;$&*&&&¥¥^%^*$(÷¥÷¥#&$&#&@&!(+*×*×&@&(/(/=(*$#,$,-((@,$;$,@*=(_*÷;÷(!(÷,/%*(=&÷×&$(#;@;(@)%(#;$&*&&&¥¥^%^*$(÷¥÷¥#&$&#&@&!(+*×*×&@&(/(/=(*$#,$,-((@,$;$,@*=(_*÷;÷(!(÷,/%*(=&÷×&$(#;@;(@)%(#;$&*&&&¥¥^%^*$(÷¥÷¥#&$&#&@&!(+*×*×&@&(/(/=(*$#,$,-((@,$;$,@*=(_*÷;÷(!(÷,/%*(=&÷×&$(#;@;(@)%(#;$&*&&&¥¥^%^*$(÷¥÷¥#&$&#&@&!(+*×*×&@&(/(/=(*$#,$,-((@,$;$,@*=(_*÷;÷(!(÷,/%*(=&÷×&$(#;@;(@)%(#;$&*&&&¥¥^%^*$(÷¥÷¥#&$&#&@&!(+*×*×&@&(/(/=(*$#,$,-((@,$;$,@*=(_*÷;÷(!(÷,/%*(=&÷×&$(#;@;(@)%(#;$&*&...