The y-intercept of the graph of y=(x-c)(x-d)^3 is

Mathematics

1 answer:

snow_lady [41]3 years ago

6 0

Answer:

Just Make x=0

$y_i=(-c)(-d)^3=cd^3$

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Predicting Election Results Throughout the US presidential election of 2012, polls gave regular updates on the sample proportion

11111nata11111 [884]

Answer:

(a) Not confident.

(b) Confident A would win.

(d) Not confident.

Step-by-step explanation:

In order for us t be confident that Candidate A will win, Candidate A's percentage minus the margin of error must be higher than Candidate B's plus the margin of error.

(a)

$A = 54\%-5\%=49\%\\B = 46\%+5\%=51\%$

Not confident.

(b)

$A = 52\%-1\%=51\%\\B = 48\%+1\%=49\%$

Confident A would win.

(c)

$A = 53\%-3\%=51\%\\B = 47\%+2\%=49\%$

Confident A would win.

(d)

$A = 58\%-10\%=48\%\\B = 42\%+10\%=52\%$

Not confident.

6 0

4 years ago

An advisor to the mayor of a large city wants to estimate, within 3 minutes, the mean travel time to work for all employees who

Shkiper50 [21]

Answer:

Step-by-step explanation:

Given that an advisor to the mayor of a large city wants to estimate, within 3 minutes, the mean travel time to work for all employees who work within the city limits.

Let X be the random variable denoting the time for employees to travel within city limit

Std dev of X $= 12.25 minutes$