Find the exact value of the expression.cos 
sin 
- cos 
sin 
A. 
B. 
C. 
D. 1
Answer: C
Mathematics
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Find the slope of the line through the pair of points.(-5, -6) and (-3, 1)
A. 
B. - 
C. - 
D. 
Mathematics
Decide whether the given sequence is finite or infinite.-9, -8, -7, -6, ...
A. Finite B. Infinite
Mathematics
Subtract.(4x2y - 2xy - 3xy2) - (5xy + 3xy2 + 6x2y)
A. -2x2y - 6xy2 - 7xy B. -2x2y + 6xy2 C. -2x2y + 6xy2 - 7xy D. -5x2y - 3xy2 - 7xy
Mathematics
Find (P ? Q)(x).P(x) = x + 6; Q(x) = x - 9
A. x2 + 15x + 54 B. x2 - 3x - 54 C. x2 + 3x - 54 D. x2 - 3x + 54
Mathematics