Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. - 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate.-92
A. 81 B. -81 C. -18 D. -729
Mathematics
Fill in the digits for the given place values in the following whole number.7,814,955,378billions millions
A. Billions 7, millions 4 B. Billions 4, millions 1 C. Billions 8, millions 4 D. Billions 4, millions 9
Mathematics
Solve the problem.Working together, Rick and Juanita can complete a job in 6 hours. It would take Rick 9 hours longer than Juanita to do the job alone. How long would it take Juanita alone?
A. 9 hr B. 6 hr C. 3 hr D. 15 hr
Mathematics
Graph the line through the given point with the given slope.(0, -4) , m = 
A. 
B. 
C. 
D. 
Mathematics