Solve for the specified variable.I = 
for r
A. r = 
- IR
B. r = 
C. r = 
D. r = 
Answer: B
Mathematics
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Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°
A. 
B. - 
C. - 
D. 
Mathematics
Complete the ordered pairs. Then graph the equation by plotting the points and drawing a line through them.y = 2x - 4 (0, ), ( , 0), (4, )
A. (0, 4), (-2, 0), (4, 12)
B. (0, -4), (2, 0), (4, 4)
C. (0, -4), (-8, 0), (4, -2)
D. (0, -4), (-2, 0), (4, -12)
Mathematics
Solve the equation.-7x + 2 + 5x = -2x + 7
A. {-2} B. all real numbers C. {5} D. no solution
Mathematics
Solve the problem.A recipe for fudge brownies calls for 3
cups of cocoa per batch. If you are making 2
batches, how many cups of cocoa are needed?
A. 2
cups
B. 5
cups
C. 8
cups
D. 2
cups
Mathematics