Complete the identity.
= ?
A. 0
B. cot 7x
C. tan 2x tan 7x
D. -tan 7x
Answer: C
Mathematics
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Solve the equation.(2m + 6)2 - 5(2m + 6) - 6 = 0
A. - 
, 0
B. -6, 1
C. - 6, - 
D. - 
, - 6
Mathematics
Find the slope of the line.
A. 
B. - 
C. 2
D. -2
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Find the indicated trigonometric ratios.
Find sin B and tan B.
A. sin B = 
; tan B = 
B. sin B = 
; tan B = 
C. sin B = 
; tan B = 
D. sin B = 
; tan B = 
Mathematics
Approximate the area of the triangle to the nearest tenth.
A. 691 B. 710.3 C. 695.2 D. 704.5
Mathematics