If ?A is an acute angle in a right triangle and sin A= 
, find cos A. Leave the answer in fraction form.
What will be an ideal response?
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Solve the problem.The hyperbola 
- 
= 1 is shifted down 6 units and right 7 units. Find an equation for the new hyperbola and find the new center.
A. 
- 
= 1; center: (7, -6)
B. 
+ 
= 1; center: (-6, 7)
C. 
- 
= 1; center: (7, -6)
D. 
- 
= 1; center: (6, -7)
Find all natural number values for n for which the given statement is false.n! > 10n
A. n > 5 B. n = 1, 2, 3, 4, or 5 C. n = 1, 2 or 3 D. n = 1, 2, 3, or 4
Find the correlation coefficient.The test scores of 6 randomly picked students and the number of hours they prepared are as follows: 
A. -0.6781 B. 0.2242 C. -0.2242 D. 0.6781
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, 
< ? < ?Find cos 
.
A. 
B. - 
C. 
D. - 