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259 Answered Questions for the topic SAT

Sat Biology

05/01/20

(SAT ll Biology M ) and the topic of evolution

good morning,does the SAT ll Biology M require knowledge about evolution ,,like will it present questions about this topic ?thank you very much in advance

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

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

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

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)≤ [.............]

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

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 =

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 = ?

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

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

04/12/20

Probability Homework Help

A six sided dice and 20 sided dice are rolled.Let event A be rolling and odd number, and event B be rolling a multiples of 4 on the 20 sided dice.Determine P(A∩B)Choices:-1/120-7/10-1/20-1/10

04/09/20

If the ramp makes an angle of 45 degrees with the ground, find the normal force, friction force, and the coefficient of friction between the box and the ramp.

A 100 kg box is sliding down a ramp with an acceleration of 3 m/s2. If the ramp makes an angle of 45 degrees with the ground, find the normal force, friction force, and the coefficient of friction... more

04/09/20

Find the cart's acceleration, the friction force, the applied force in both the horizontal and vertical directions, the object's weight, and the normal force.

 A person pushes a 25 kg shopping cart with a force of 280 N at an angle of 15 degrees. Find the cart's acceleration, the friction force, the applied force in both the horizontal and vertical... more

04/09/20

If the cart moves with constant velocity, find the friction force, the applied force in both the horizontal and vertical directions, the object's weight, and the normal force.

A horse pulls a 1250 kg cart with a force of 250 N at an angle of 25 degrees. If the cart moves with constant velocity, find the friction force, the applied force in both the horizontal and... more

04/02/20

How much force do the students need to exert (combined) if they want to give the car a forward acceleration of 0.5 m/s2

Two students are pushing a stalled car down the street. The car has a mass of 1500 kg and experiences a friction force between the tires and the road of 350 N. How much force do the students need... more

04/02/20

Neglecting the effects of air resistance, how far will an object fall from rest in 9 seconds? Please show your work in order to earn credit for this question.

Vf=Vi + 9.8*t d=Vi*t + .5*9.8*t2 Vf2 = Vi2 + 2*9.8*d d= [Vi + Vf]*t/2

04/02/20

What is the net force acting on the block?

A 10 kg block experiences two external forces acting on it simultaneously. Force A has a magnitude of 29 N and points in the positive direction. Force B has a magnitude of 20 N and points in the... more

03/20/20

probability question

Alex went bowling. He managed to get 3 strikes after 15 attempts. If you were to suggest the probability that he gets a strike on his next attempt, what type of probability would you be using?A.... more
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