Which of the following describes the rigid transformation in the function shown below?

y+5= -2(x-1)^2

a. the graph is shifted 5 units down.

b. the graph is shifted 1 unit left.

c. the graph is reflected across the x-axis.

d. the graph is stretched vertically by a factor of 2.

***idk explain? ; )

The length of the largest fish is 967.74 times greater than the length of the smallest fish. select a variable expression that shows the length of the largest fish, if 8 is the length of the smallest fish. a. s + 967.74 b. \[ \frac{967.74}{s} \] c. 967.74 - s d. 967. 74s

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e. g. 98.76543).