Solve the quadratic inequality. Express your solution on a number line using interval notation.x2 - 8x + 7 > 0
A. (-?, 1) ? (7, ?)
B. (7, ?)
C. (-?, 1)
D. (1, 7)
Answer: A
Mathematics
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Solve by using the quadratic formula.25x2 + 25x = -6
A. 
, - 
B. - 
, - 
C. 
, 
D. - 
, 
Mathematics
Describe the given set of points with a single equation or with a pair of equations.The set of points equidistant from the points (0, 0, -9) and (0, 0, -9)
A. x + y = -9 B. z > -9 and z < -9 C. z = -9 D. x + y = 0 and -9 < z < -9
Mathematics
A retiree inherits $87,000 and invests it at an annual rate of 6.5%, compounded monthly, in an annuity that provides an amount at the end of each month for the next 17 years. Find the monthly amount. Round your answer to the nearest cent. ?
A. $3,700.58 B. $8,192.95 C. $2,203.13 D. $705.68 E. $555.93
Mathematics
. Find 
.
What will be an ideal response?
Mathematics