Question
A rectangle has area 64 m2. Express the perimeter of the rectangle as a function of the length L of one of its sides.
State the domain of P. (Assume the length of the rectangle is larger than its width. Enter your answer using interval notation.)
State the domain of P. (Assume the length of the rectangle is larger than its width. Enter your answer using interval notation.)
Answers
p = 2L + 2 w
w = 64/L
so
p = 2L +128/L
w can range from 0 to L
if w = 0, L ---->oo and p -->oo
if w = L, L = w =8 and p = 4*8 = 32
so
32 </= p </= oo
w = 64/L
so
p = 2L +128/L
w can range from 0 to L
if w = 0, L ---->oo and p -->oo
if w = L, L = w =8 and p = 4*8 = 32
so
32 </= p </= oo
damon smd
ur bad at explaining
good
What are the answers for the quick check
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