Answer:
O = 2 π n - π/2 for n element Z
Step-by-step explanation:
Solve for O:
sin(O) = -1
Hint: | Eliminate the sine from the left hand side.
Take the inverse sine of both sides:
Answer: O = 2 π n - π/2 for n element Z
assuming you meant sin(θ) = -1, Check the picture below.
√72=
2√36=
2×6=12
Explain why his reasoning is incorrect.
Estimate the square root of 72 to the nearest tenth without using your calculator. Show your work.
Answer:
Answer:
Step-by-step explanation:
Ashton estimates the square root of 72 in the following way:
√72=
2√36=
2×6=12
a) Explain why his reasoning is incorrect
This is incorrect because is the correct answer but he has missed the square root term on 2.
or can be written as:
b) Estimate the square root of 72 to the nearest tenth without using your calculator. Show your work.
Find the factors of 72 we get
Now, we will combine 2 terms if the are same so,
Answer:
Step-by-step explanation:
First, simplify the left part:
Now, cross multiply:
So,