a rectangular pen for a pet is 4 feet longer than it is wide. give possible values for the width W of the pen if its area must be between 165 and 725 square feet, inclusively

Question

saifoo.khan · Answer

$$165 <x(x+4) < 725$$

anonymous · Answer

If width = W,then area = W(W+4),by the problem,

$$ 165 <x(x+4) < 725 \Rightarrow -29<x<-15\|11<x<25 $$

anonymous · Answer

ok so what was the W. I dont get this answer

anonymous · Answer

If width = W,then area = W(W+4),by the problem,

then, $$ 165 <x(x+4) < 725 \Rightarrow -29<x<-15\|11<x<25 $$

here x=W.