Solve the inequality. Write the solution set in interval notation.-x2 + 8x - 14 ? 0
A. (-?, -4 - 
] ? [-4 + 
, ?)
B. (-?, 4 - 
] ? [4 + 
, ?)
C. [4 - 
, 4 + 
]
D. [-4 - 
, -4 + 
]
Answer: C
Mathematics
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= 0 for c > 0. Find the smallest value of N such that 
for all 
if 
and 
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Convert the equation to Cartesian form.r = 
A. 8x2 + 2x + 9y2 + 1 = 0 B. 9x2 + 10y2 - 2y - 1 = 0 C. 9x2 + 8y2 - 2y + 1 = 0 D. 9x2 + 8y2 - 2y - 1 = 0
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Solve the system by substitution. If the system is inconsistent or dependent, say so.y = -3x-3x + y = -6
A. (-1, 3) B. (1, 6) C. (-1, -3) D. (1, -3)
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Express the number in scientific notation.0.000000093809
A. 9.3809 × 10-9 B. 9.3809 × 108 C. 9.3809 × 10-7 D. 9.3809 × 10-8
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