Step-by-step explanation:
1. x^2 + 10x + 25
2. x^2 - 25
.........
You are given the information that he takes six lessons per week. First we will calculate the total lessons he could potentially take per year.
6 • 52 = 312
He could potentially take 312 lessons in one year.
Now that you know this information, you simply subtract the days he missed from that total.
312 - 5 = 307
Your final answer: Peter took 307 lessons during the year.
Answer:
56.4°
Step-by-step explanation:
Let θ = the angle of elevation. Then
tanθ = 199/132 = 1.508
θ = arctan1.508
θ = 56.4°
The angle of elevation is 56.4°.
Answer:
1/2 and 1/6
Step-by-step explanation:
Computing the rate we get:

Then, when the assembly line runs at the same rate for 24 hours they will produce:

Answer: Option C) 720.