We can expand

Then using the product and chain rules,



5*5 = 25
5*9= 45
5*1= 5
25 dollars now add the cents
now it is $25.50
Answer:
34.63
Step-by-step explanation:
A=a2+2aa2
4+h2=32+2·3·32
4+42≈34.63201
Answer:
904.78 in I think but I'm not 100%
the answer is 16.5cm
just add 15 +1.5 and you get 16.5