Express the given trigonometric function in terms of the indicated function.tan ? in terms of sec ?
A. 
B. 
C. ±
D. ±
Answer: C
Mathematics
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Solve the problem.You are planning to close off a corner of the first quadrant with a line segment 21 units long running from (x, 0) to (0, y). Show that the area of the triangle enclosed by the segment is largest when 
What will be an ideal response?
Mathematics
Prove the formula for all natural numbers n.
?
?
List the steps involved.
What will be an ideal response?
Mathematics
Solve for the variable.4 + x = -30
A. -34 B. 26 C. -26 D. 34
Mathematics
Evaluate the determinant.
A. 6x3 - 9x + 180 B. 4x3 + 9x - 180 C. 4x3 + 9x + 180 D. 6x3 + 9x + 180
Mathematics