Evaluate the trigonometric function of the given quadrantal angle. If the value is undefined, write "undefined."tan (630°)
A. -1
B. undefined
C. 0
D. 1
Answer: B
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Construct an extended frequency distribution for the set of numbers and calculate the mean of the grouped data. Follow the instructions for class width.Use a class width of 100 beginning at 1000 (Hint: The first class is 1000 -1099.)108313751109168313681288106714251358163411971296115715791479139710621580124216851276139812471427114715681572148214311583
What will be an ideal response?
Write the binomial expansion of the expression.(4x2 - 2)3
A. (16x4 - 16x2 + 4)3 B. 64x6 - 96x4 + 48x2 - 8 C. 256x8 + 64x6 - 96x4 + 48x2 - 8 D. 64x2 - 96x2 + 48x - 8
Perform the indicated operation and write the answer in lowest terms. 
- 1
A. - 
B. - 
C. 
D. - 
Convert the equation to the standard form for a parabola by completing the square on x or y as appropriate.x2 + 2x - 7y + 36 = 0
A. (x - 1)2 = 7(y - 5) B. (x + 1)2 = 7(y - 5) C. (x + 1)2 = 7(y + 5) D. (x - 1)2 = -7(y - 5)