Find the exact value of the expression.sin 260° cos 20° - cos 260° sin 20°
A. - 
B. - 
C. 
D. - 
Answer: B
Mathematics
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Find the equation of the line tangent or normal (as indicated) to the given curve with the given slope.y = 
, x > -1, tangent line with slope 9
A. y = 
B. y = -9x
C. y = - 
D. y = 9x
Mathematics
Divide and simplify the answer: 
÷ 
.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Which of the two rates would yield the larger amount in 1 year: 5% compounded semiannually or 4.9% compounded quarterly?
A. 5% compounded semiannually B. 4.9% compounded quarterly C. They will yield the same amount.
Mathematics
Find the slope and the y-intercept of the given line.7x + 9y = 73
A. 
; 
B. - 
; 
C. 
; 
D. - 
; 
Mathematics