Estimate the square root of the following number, n, by finding a natural number a such that a < 
< a + 1.182
A. 14
B. 13
C. 196
D. 169
Answer: B
Mathematics
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Use the symbol < or > to show the relationship between each pair of numbers.-2 _____ 2
A. -2 < 2 B. -2 > 2
Mathematics
Find the equation of the parabola corresponding to the given information.The parabola has focus ( - 1 , 0 ) and directrix x = 1.
A. y = - 
x2
B. y = 
x2
C. x = - 
y2
D. x = 
y2
Mathematics
Solve. Write the answer in simplest form.Find 
of 77.
A. 7
B. 
C. 847
D. 11
Mathematics
Find the indicated sum. Find the sum of the first 9 terms of the geometric sequence: 
, 
, 
, 
, 
, . . .
A. 
B. 
C. 101
D. 
Mathematics