Verify the identity.cot 2 x + csc 2 x = 2 csc 2 x - 1
What will be an ideal response?
cot 2 x + csc 2 x = csc 2 x - 1 + csc 2 x = 2 csc 2 x - 1.
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Determine whether the graph is the graph of a function.
A. Function B. Not a function
Perform long division.
A. x4 + 11x3 + 27x2 -14 B. x3 - 5x2 + 3x + 4 C. x3 + 5x2 - 3x + 4 D. x3 + 11x2 + 27x - 18
Solve the problem.The area of a rectangular piece of cardboard shown is 780 square inches. The cardboard is used to make an open box by cutting a 3-inch square from each corner and turning up the sides. If the box is to have a volume of 1386 cubic inches, find the dimensions of the cardboard that must be used.
A. 20 in. by 39 in. B. 23 in. by 42 in. C. 14 in. by 30 in. D. 17 in. by 36 in.
Insert < or > to write a true statement.-0.833 
-0.667
A. -0.833 > -0.667 B. -0.833 < -0.667