Answer:
81 m²
Step-by-step explanation:
A = 6*10 + 7*6/2
= 60 + 7*3
= 60 + 21
= 81 m²
Answer:
D
Step-by-step explanation:
because if you add the numbers up you will get the answer easy :)
Answer:
$90
Step-by-step explanation:
The total of all the items is $270. You are lucky that this is a multiple. Solve it like you were dividing 27 by 9, just add a 0. Good luck! - Justin <3
Answer:
i belive its A $15
Step-by-step explanation:
if $3 is 20% and we are trying to find the full 100% then you miltiply 3 by 5 since 20 times 5 equals 100 and when you multiply 3 by 5 you get 15 dollars which is 100 percent of the iteam meaning the regular price.
Answer:
By definition, the derivative of f(x) is

Let's use the definition for 

Then, 