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Questions (53)

Which of the following best explains what a strong thesis statement is?A. A clear and specific claim that can be supported with
1. 1 answer
2. 12 views
What is the definition of a thesis statement?A. a recap of information that appears at the end of a text B. a concise summary of
1. 1 answer
2. 10 views
which event had the greatest impact on the culture of south america
1. 2 answers
2. 622 views
1. Use special right triangles to state the value of the 6 trig functions for 30 degrees, 45 degrees and 60 degrees.2. Use the
1. 1 answer
2. 676 views
Let f be a continuous function on [−3,3], and suppose 7 is the absolute maximum value of f on [−3,3]. Using properties of
1. 1 answer
2. 484 views
If F(x)+C is the general antiderivative of f(x), then what is the general antiderivative of f(x)+3 ?
1. 1 answer
2. 437 views
You swing a 1.40m long string with a metal ball attached to its end in a vertical circle, such that the speed of the ball does
1. 2 answers
2. 1,740 views
You are making a rectangle from two horizontal rods and two vertical rods. Horizontal rods cost $3 per foot and vertical rods
1. 1 answer
2. 497 views
Let A be the matrix below and define a transformation T:ℝ3→ℝ3 by T(U) = AU. For the vector B below, find a vector U such
1. 1 answer
2. 2,711 views
If A, B, and C are 3×3 matrices; and det(A) = −3, det(B) = −2, and det(C) = −1 then compute:det(2A^−1C^−1A^TC^2B^2) =
1. 1 answer
2. 2,458 views
A 13.0kg block slides 5.00m down a frictionless surface inclined 31.0° above the horizontal, before being stopped by an
1. 6 answers
2. 578 views
A child starts from rest and slides down a snow-covered hill with a slope angle of 47° from a height of 1.8m above the bottom
1. 3 answers
2. 2,066 views
Find the slope of the tangent line to the curve x^2+y^3=5x^2y+5 at the point (1,−1).Please help!
1. 2 answers
2. 640 views
Take the second derivative of 2sin2(x) and evaluate it at x=π/3.So I got the second derivative, -8sin(2x) How do I solve plug
1. 2 answers
2. 468 views
Find conditions on k that will make the matrix A invertible. To enter your answer, first select 'always', 'never', or whether k
1. 1 answer
2. 4,253 views
Consider the following system of linear equations:2x1+2x2+4x3 = −12 x1+6x2−8x3 = −6 x1−2x2+9x3 = −8 Let A be the
1. 2 answers
2. 1,703 views
Findlimx→∞ e^−x = 1/e So would the answer be 0?
1. 1 answer
2. 460 views
Define a function f(x)= {(x^2-9)/(x-3), if x≠3,{c, if x=3 What value of c makes f continuous at x=3? Is the answer 1?
1. 2 answers
2. 343 views
Let g(x)=(3x+x^2)(2+e^(x−1)). Find g′(1)So I found the derivative (2x+3)(e^(x−1)+2)+(x^2+3x)e^(x−1) I tried plugging in
1. 2 answers
2. 365 views
A curious child finds a rope hanging vertically from the ceiling of a large storage hangar. The child grabs the rope and starts
1. 3 answers
2. 1,175 views
Given the following vector X, find a non-zero square matrix A such that AX=0:You can resize a matrix (when appropriate) by
1. 3 answers
2. 4,898 views
The reduced row-echelon form of the augmented matrix for a system of linear equations with variables x1, ... , x5 is given
1. 0 answers
2. 1,125 views
Solve the following system of linear equations:2x2+4x3+2x4 = −5 5x2+10x3+5x4 = −15 x1+2x2+2x3−3x4 =3 If the system has no
1. 1 answer
2. 844 views
Find all values of x so that the triangle with vertices A=(−3, 1, x), B=(−3, 4, −2), and C=(−2, −2, 2) has a right
1. 3 answers
2. 10,121 views
If →u and →v are the vectors below, find the vector →w whose tail is at the point halfway from the tip of →v to the tip
1. 1 answer
2. 654 views
If →u and →v are the vectors below, find the vector →w whose tail is at the point halfway from the tip of →v to the tip
1. 4 answers
2. 5,263 views
Find the point 4/5 of the way from (7, −10, −4) to (7, 0, 10).Not sure where to go about with this. I'm assuming I find the
1. 3 answers
2. 471 views
If →u and →v are the vectors below, find the vector →w whose tail is at the point halfway from the tip of →v to the tip
1. 1 answer
2. 1,628 views
Let t be an angle between π and 3π/2, and suppose sec(t)=−2.6. What is tan(t)?Having a hard time with this one..
1. 6 answers
2. 520 views
can someone else me solve this equation?E=mgh
1. 1 answer
2. 359 views
the average temperature in Hartford can be expressed as t = f(m) where m is month (January = 1, etc.) and t is the average daily
1. 1 answer
2. 801 views
Write an expression in simplest form that represents the perimeter of the polygon.the measure of the sides are 3x, x + 10, 2x +
1. 4 answers
2. 2,681 views
the waiting time for a roller coaster is 20 minutes if 150 people are in line how long will you wait if 240 people are in line
1. 2 answers
2. 1,281 views
if (-12,5) is a pointon the terminal side of an angel 0 find the exact value of six trig funcation of 0
1. 1 answer
2. 694 views
solve1/3(2x-5)=3
1. 1 answer
2. 257 views
A 53.0-kg person jumps from rest off a 12.0-m-high tower straight down into the water.Neglect air resistance. She comes to rest
1. 0 answers
2. 769 views
What is the direction (vertical or horizontal) of the transmission axis of Polaroid sunglasses? Give the physical reason for
1. 1 answer
2. 579 views
What is the direction (vertical or horizontal) of the transmission axis of Polaroid sunglasses? Give the physical reason for
1. 1 answer
2. 543 views
to prevent dust and soot particles from polluting the atmosphere, industry often employs static electric charge in their
1. 0 answers
2. 431 views
A car leaves an intersection traveling east. Its position t sec later is given byx = t2 + t ft. At the same time, another car
1. 3 answers
2. 3,836 views
c= 5over9 (f-32)
1. 1 answer
2. 261 views
what is the height of a cone with a volume of 66 cubic centimeters and a base with a radius of 3 centimeters
1. 1 answer
2. 745 views
A surveyor has a unit pace of 0.9 m/pace. (a) she counts 37 paces while walking From point C to point D. What is the distance
1. 2 answers
2. 2,239 views
Five socks colored blue, brown, black, red, and purple are in a drawer. How many combinations of three socks can be randomly
1. 1 answer
2. 514 views
Solve for n: 5to the second power n + 1= 1/25 express answer as a common fraction.
1. 1 answer
2. 388 views
the charges for a phone call are $.52 for first min. and $.35 for each additional min.A)graph this step function for 6
1. 1 answer
2. 370 views
How many grams of rust form when 453 kJ of energy are released?
1. 1 answer
2. 789 views
what is the chemical word equation for neutralizing acid spills? Please help me!!
1. 1 answer
2. 424 views
what is the difference between absolute continuity and differential continuity in regards to personality traits?
1. 2 answers
2. 2,087 views
find the slope of the tangent line to the curve (sqrt 2x+4y) + (sqrt 4xy) = 9.16at the point (1,5) dy/dx method implicit
1. 1 answer
2. 824 views
a student collects 400 mL of oxygen at 9.80 kPa. if the tempeture remains constant, what volume would this gas occupy at 9.40
1. 3 answers
2. 512 views
John has $2.50 in nickels and dimes in his wallet. He has twice as many dimes as nickels. How many of each coin does he have?
1. 2 answers
2. 830 views
what is the rule for using diameter to find circumference?If the diameter is 2* the length of the radius then d/2 then C=2pie+r.
1. 0 answers
2. 505 views

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