Find the focus and the directrix of the parabola.y = 3x2 + 18x + 29
A. Focus: 
; directrix: y = 
B. Focus: (-3, 5); directrix: x = -1
C. Focus: 
; directrix: y = 
D. Focus: (-3, 14); directrix: x = 10
Answer: C
Mathematics
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Evaluate the expression.3-2
A. -9
B. 9
C. 
D. 
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Write the number without exponents.3.461 × 10-6
A. -3,461,000 B. 0.0000003461 C. 0.00003461 D. 0.000003461
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Prove the identity.sin 6x = 2 sin x cos x (3 - 4 sin2 x)(1 - 4 sin2 x).
What will be an ideal response?
Mathematics
Use synthetic division to divide.(x4 + 16) ÷ (x - 2)
A. x3 + 2x2 + 4x + 8
B. x3 + 2x2 + 4x + 8 + 
C. x3 - 2x2 + 4x - 8 + 
D. x3 + 2x2 + 4x + 8 + 
Mathematics