2,686 Answered Questions for the topic SAT math

04/30/20

I really need help with my homework. Thank you!
Below is the graph of f ′(x), the derivative of f(x), and has x-intercepts at x = -3, x = 1 and x = 2. There are horizontal tangents at x = -1.5 and x = 1.5. Which of the following statements is... more
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04/30/20

I really need help with my homework. Thank you!
The graph of f ′(x) is continuous and increasing with an x-intercept at x = 0. Which of the following statements is false?Options: 1)  The graph of f is always concave up. 2)  The graph of f... more
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04/29/20

Find the distance from point (-1,4) to the line with a slope of -3 that passes through the point (2,-4). Round your answer to the nearest tenth.
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04/29/20

Find the distance between the parallel lines. Round your answer to the nearest tenth. y=2x+7 and y=2x-2
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04/29/20

A toll-free phone number is available from 9 A.M to 9 P.M. to your customers wanting to register a complaint with a product purchased from your company.
Past history indicates that an average 0.4 calls are received per hour.Assuming that this situation matches the properties you discussed in (a), what then is the probability that during a 1-hour... more
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04/28/20

A roll of tape has a circumference of 16.2 centimeters. The circumference decreases 2.8 centimeters after you use some of the tape. What is the diameter of the roll after you use the tape?
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04/28/20

Assume that the number of network errors experienced in a day on a local area network (LAN) is distributed as a Poisson random variable.

The average number of network errors experienced in a day is 2.4. What is the probability that in any given daya. Zero network errors will occur?b. Exactly one network error will occur? c. Two or... more
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Sat Math

04/24/20

Need Help! Assignment.. Dont Know Where To Start
A canon shoots a 2 kg cannonball from rest. In 0.7 s, the canon ball is shot out of the canon. If the canon’s output power is 571 W and its barrel has a length of 2.5 m, find the ball’s launch... more
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04/23/20

How long (in years) will it take an initial balance of $1000 to reach $3500 at 2.5% simple interest?
How long (in years) will it take an initial balance of $1000 to reach $3500 at 2.5% simple interest?
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04/23/20

The number of claims for missing baggage in a small city for a well-known airline averages nine per day. What is the probability that, on a given day, there will be
a. Fewer than three claims?b. Exactly three claims?c. Three or more claims?d. More than three claims?
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Sat Math

04/21/20

the senate in a certain state is comprised of 54 republicans 44 democrats and 2 independents. how many committees can be formed if each committee must have 3 republicans and 2 democrats
the senate in a certain state is comprised of 54 republicans 44 democrats and 2 independents. how many committees can be formed if each committee must have 3 republicans and 2 democrats
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04/20/20

The number of claims for missing baggage in a small city for a well-known airline averages nine per day. What is the probability that, on a given day, there will be
a. Fewer than three claims? b. Exactly three claims? c. Three or more claims? d. More than three claims?
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04/20/20

Can someone help me pleaseeeee !! Let f(x)=4x√−2x for x>0. Find the open intervals on which f is increasing (decreasing). Then determine the x-coordinates of all relative maxima (minima).
Let f(x)=4x√−2x for x>0. Find the open intervals on which f is increasing (decreasing). Then determine the x-coordinates of all relative maxima (minima). 1.   f is increasing on the... more
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04/20/20

Help please !! f(x)=−2x^3−6x^2+210x−6 is increasing on the interval ( ....... , ....... ) ?
f(x)=−2x^3−6x^2+210x−6 is increasing on the interval ( ....... , ....... ) ?It is decreasing on the interval ( −∞, .......  ) and the interval (  ...... , ∞ ). ?The function has a local maximum at ... more
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04/20/20

Can someone help me please ? Suppose f(x) is continuous on [2,7] and −2≤f′(x)≤4 for all x in (2,7). Use the Mean Value Theorem to estimate f(7)−f(2).
Suppose f(x) is continuous on [2,7] and −2≤f′(x)≤4 for all x in (2,7). Use the Mean Value Theorem to estimate f(7)−f(2).answer = [..............] ≤f(7)−f(2)≤ [.............]
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04/20/20

help pleaseeee !! Consider the function f(x)=1−6x^2 on the interval [−5,4].
Consider the function f(x)=1−6x^2 on the interval [−5,4].(A) Find the average value of the function on this interval, i.e.f(4)−f(−5) / 4−(−5)= ....(B) By the Mean Value Theorem, we know there... more
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04/20/20

I need help please !! f(x)=2x^3−33x^2+60x−2 . List of critical numbers ?
f(x)=2x^3−33x^2+60x−2 . List of critical numbers ? and then list them (separated by commas) in the box below. List of critical numbers =
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04/20/20

I need help please !! f(x)=7x−2xln(x),x>0 . x-coordinate of absolute maximum = ?
f(x)=7x−2xln(x),x>0 . x-coordinate of absolute maximum = ?
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04/20/20

I need help in this please !!! Can anyone help me in absolute values .
Find the absolute maximum and absolute minimum values of the functionf(x)=5x^7−7x^5−7on the interval [−4,4].Enter -1000 for any absolute extrema that does not exist.Absolute maximum = ... ?Absolute... more
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04/20/20

I need help in this please !!! Consider the function f(x)=4−4x2/3 on the interval [−1,1]
Consider the function f(x)=4−4x^2/3 on the interval [−1,1] Which of the three hypotheses of Rolle's Theorem fails for this function on the inverval?(a) f(x) is continuous on [−1,1].(b) f(x) is... more
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Sat Math

04/20/20

I need the answer to this math problem.
y varies directly as z, and y = 208 when z = 13. Find y when z is 19.
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Sat Math

04/17/20

My team played 24 games. We won 4 more games than we lost. How many did we lose?
My team played 24 games. We won 4 more games than we lost. How many did we lose?how do you work out or solve problem?
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04/16/20

I need help in this pleaseee. // Compute (a) Δy and (b) dy for the given values of x and dx=Δx // y=16/x, x=4, Δx=−1 .
Compute (a) Δy and (b) dy for the given values of x and dx=Δx // y=16/x, x=4, Δx=−1 .Δy= dy= 
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04/16/20

Finding Slant Asymptotes
How do I find the slant asymptotes? h(x) = x2 - 9 / x f(x) = x2 - x + 1 / x - 1
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04/15/20

Math: probability
There are 100 tickets in lottery. One of them has the prize of 50$, three of them - have 25$, fifteen of them - have 5$. What's the probability to win something if I bought two... more
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