Find the indicated term of the arithmetic sequence.Given an arithmetic sequence with a12 = -60 and a17 = -90, find a6.
A. -30
B. -24
C. 6
D. -6
Answer: B
Mathematics
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Find the exact value of the expression.cos 25° cos 35° - sin 25° sin 35°
A. 
B. 
C. 
D. 
Mathematics
Find the equation in slope-intercept form of the line satisfying the conditions.Slope -1; y-intercept (0, 8)
A. -x + y = 8 B. y = -x + 8 C. y = 8x - 1 D. y = 8x
Mathematics
Subtract.21 - 21
A. 20 B. 21 C. 1 D. 0
Mathematics
Write the ratio in lowest terms.2 to 9
A. 
B. 
C. 
D. 
Mathematics