If possible, completely factor the expression. If not possible, answer "none".
?
What will be an ideal response?
none
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Let p represent the statement, "Jim plays football", and let q represent the statement "Michael plays basketball". Convert the compound statement into symbols.Jim plays football and Michael plays basketball.
A. ~p ? q B. p ? q C. p ? q D. p ? ~q
The medical records of infants delivered at Kaiser Memorial Hospital show that the infants' lengths at birth (in inches) are normally distributed with a mean of 20 and a standard deviation of 2.6. Round your answers to four decimal places, if necessary. ? Find the probability that the length of an infant selected at random from among those delivered at the hospital is more than 22 in. ? __________ ? Find the probability that the length of an infant selected at random from among those delivered at the hospital is less than 18 in. ? __________ ? Find the probability that the length of an infant selected at random from among those delivered at the hospital is between 19 and 21 in. ? __________
What will be an ideal response?
Evaluate.
+ (- 
)
A. 0
B. 
C. 
D. - 
Rotate the axes so that the new equation contains no xy-term. Discuss the new equation.5x2 - 6xy + 5y2 - 8 = 0
A. ? = 45°
y'2 = -4x'
parabola
vertex at (0, 0)
focus at (-1, 0)
B. ? = 45°
+ y'2 = 1
ellipse
center at (0, 0)
major axis is the x'-axis
vertices at (±2, 0)
C. ? = 45°
x'2 = -4y'
parabola
vertex at (0, 0)
focus at (0, -1)
D. ? = 45°
- y'2 = 1
hyperbola
center at (0, 0)
transverse axis is the x'-axis
vertices at (±2, 0)