Use a double-angle identity to evaluate the expression.sin 
A. 
B. 
C. - 
D. - 
Answer: C
Mathematics
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Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.Asymptotes y = 
x, y = - 
x; one vertex (7, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1764
D. 
- 
= 7
Mathematics
What is the place value of the 5 in 123456.0789?
a. ones b. hundredths c. tenths d. thousandths
Mathematics
Solve.Last week, Samantha ran 11 miles. This week, she ran 9
miles. How much more did she run last week?
A. 13
miles
B. 1
miles
C. 20
miles
D. 1
miles
Mathematics
Multiply. Write the answer in simplest form.5
? 5 ? 
A. 25
B. 10
C. 25
D. 5
Mathematics