Answer:
option 4
Step-by-step explanation:
g(x) = x² + 4x + 4
= x² + 2 * x * 2 + 2² {Compare with identity a²+ 2ab +b² = (a +b)²}
= (x + 2)²
Answer:
original price = $40
Step-by-step explanation:
if 70% ---> $28 then
1% ---> $28/70 = $0.4
then we know original price should be 100%
original price = 100 * 0.4 = $40
OR
basic easy function:
(28/70) * 100
$40
Answer:
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Answer:
B
Step-by-step explanation:
To answer this, we need to see the to see to the fact that they are both in the same unit before we can take the ratio.
Firstly, we know that 1 foot = 12 inches. 9 feet would this be 9 * 12 = 108 inches.
Now we are told to get the ratio of length of car to length of model.
This means 108:6 = 18:1
