Use the given information to find the exact value of the trigonometric function.sin ? = 
; The terminal side of ? lies in Quadrant I.
Find sin 
.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the slope of the curve for the given value of x.y = x2 + 5x, x = 4
A. slope is 
B. slope is 13
C. slope is - 
D. slope is -39
Mathematics
Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
Mathematics
Find the product. Simplify before performing the multiplication.
? 
A. 
B. 1
C. 0
D. 
Mathematics
Use elimination to solve each system of equations, if possible. Identify the system as consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent. -4x + 4y = 7-16x + 16y = 28
A. infinitely many solutions and dependent B. inconsistent C. (1, 1) D. (0, 0)
Mathematics