Find the exact values of the indicated trigonometric functions. Write fractions in lowest terms.
Find sin A and cos A.
A. sin A = 
; cos A = 
B. sin A = 
; cos A = 
C. sin A = 
; cos A = 
D. sin A = 
; cos A = 
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
Mathematics
Show that the given shape will tile the plane. There may be more than one correct answer. If the figure does not tile the plane, state this.
What will be an ideal response?
Mathematics
Solve the system of equations using matrices.-x + 5y = -65x - 3y = -14
A. (-9, -3) B. (6, 0) C. (1, -1) D. (-4, -2)
Mathematics
Construct a truth table to decide if the two statements are equivalent.~p ? ~q; ~(p ? q)
A. True B. False
Mathematics