Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Convert as indicated.62.2 cg to dekagrams
A. 0.0622 dag B. 6220 dag C. 0.00622 dag D. 62,200 dag
Mathematics
Solve the problem.The finance charge on a loan for a $950 TV was $171 for a 12-month note with no down payment. Find the finance charge refund if the loan was paid in full at the end of 5 months.
A. $61.38 B. $32.88 C. $341.03 D. $79.14
Mathematics
Solve the system of nonlinear equations.x2 + y2 = 56
- y = 0
A. No solution
B. (7, 
), (-7, - 
)
C. (7, 
), (-7, 
)
D. (7, 
)
Mathematics
Solve the equation.
3x + 5 = 9x- 3
A. 
B. 
C. 
D. 
Mathematics