Macy's offers a shirt at the price $ 100 . Then one week later, they offer the shirt at 15 % off. The shirt still doesn't sell,
1 answer:
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The formula of a midpoint SR:
We have
S(4, 1) and M(7, -5)
Substitute:
Answer:
A
Step-by-step explanation:
We are given:
To make it simpler and more clear, we can let u = sin(x). So:
Now, it becomes obvious that we can factor, which produces:
Cancel:
And substituting back:
Hence, our answer is A.