Solve the quadratic equation numerically (using tables of x- and y- values). x + 2x + 1 = 0
a x = -1
X=-3
b. x = 1 or x = -3
d. x = 2 or x = -1
C.
Please select the best answer from the choices provided
А
B.
ОООО
D

Two lines that do not intersect are skew. always sometimes or never

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9