Provide an appropriate response.Find a cofunction equivalent to cos 
.
A. cos 
B. cos 
C. sin 
D. sin 
Answer: D
Mathematics
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Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (-1, 1) for 4x - 
+ 3x2y2 = 0.
A. - 
B. 
C. - 
D. 
Mathematics
Write the expression in the standard form a + bi.If z = 7 - 3i, evaluate z
.
A. 40 B. 58 C. 49 - 9i D. 49 - 9i2
Mathematics
Evaluate the expression.
?
?
A. 73 B. 63 C. 75 D. 70 E. 68
Mathematics
Solve the inequality and graph the solution.13y - 3 ? 12y - 5
A. y > 13
B. y < 13
C. y ? -2
D. y ? -2
Mathematics