Solve the inequality algebraically. Express the solution in interval notation.
> 0
A. (-?, -6)
B. (-?, -6) ? (7, ?)
C. (-6, 7)
D. (7, ?)
Answer: B
Mathematics
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Factor.36 - 49x2
A. (6 + 7x)2 B. (6 + 7x)(6 - 7x) C. 36 - 49x2 D. (6 - 7x)2
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Find the indicated term for the sequence.an = 
; a9
A. 
B. 
C. 
D. 81
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Given the perimeter of the regular polygon, find the length of each side. Write any improper fractions as mixed numbers.A regular heptagon; P = 57
yd
A. side = 8
yd
B. side = 3
yd
C. side = 6
yd
D. side = 1
yd
Mathematics
Rewrite the equation in standard form. Find the center and radius of the circle.x2 + y2 - 20y + 99 = 0
A. x2 + (y - 10)2 = 1 center (0, 10), r = 1 B. x2 + (y - 10)2 = 1 center (0, -10), r = 1 C. (x - 10)2 + y2 = 1 center (10, 0), r = 1 D. x2 + (y + 10)2 = 1 center (0, -10), r = 1
Mathematics