# suppose that 3

11,541 results
1. ## Physics

Suppose that a simple pendulum consists of a small 66.0 g bob at the end of a cord of negligible mass. Suppose that the angle between the cord and the vertical is given by θ = (0.0800 rad) cos[(4.30 rad/s)t + ϕ] (a) What is the pendulum's length? (b)

2. ## calculus

Question: "Plutonium isotope Pu-239 has a half-life of 24,100 years. Suppose that 10 grams of Pu-239 was released in the Chernobyl nuclear accident. How long will it take for the 10 grams to decay to 1 gram?" I know that I am suppose to use y= ye^kt , to

3. ## Probability

1.Let 𝑋 and 𝑌 be two binomial random variables: a.If 𝑋 and 𝑌 are independent, then 𝑋+𝑌 is also a binomial random variable b.If 𝑋 and 𝑌 have the same parameters, 𝑛 and 𝑝 , then 𝑋+𝑌 is a binomial random variable c.If 𝑋

4. ## Math

A drug testing company advertises a test for steroids that is 93.5% effective at detecting steroid use. It has a true negative effectiveness of 93.5%. Suppose 8% of 10,000 professional cyclists are believed to be using steroids. Suppose the haplessly named

5. ## Linear Algebra

Suppose T: ℝ3→ℝ2 is a linear transformation. Let U and V be the vectors given below, and suppose that T(U) and T(V) are as given. Find T(U+2V). U = [1, -2, -1]^T V = [2, -2, -5]^T T(U) = [-1, 8]^T T(V) = [3, 13]^T

6. ## calculus

Consider the graphs of y = 3x + c and y^2 = 6x, where c is a real constant. a. Determine all values of c for which the graphs intersect in two distinct points. b. suppose c = -3/2. Find the area of the region enclosed by the two curves. c. suppose c = 0.

7. ## physics

Suppose that a party balloon is spherical, has a radius of 16 centimetres and is filled with helium. Furthermore suppose that we do our experiment under standard atmospheric conditions, when the air density is $$\rho = 1.225 kg/m^3$$. How many of these

8. ## Linear Algebra

Suppose T: ℝ2→ℝ3 is a linear transformation. Let U, V and W be the vectors given below, and suppose that T(U) and T(V) are as given. Find T(W). U = [1, 1]^T V = [3, 4]^T W = [-10, -13]^T T(U) = [0, 0, 1]^T T(V) = [-5, -2, 6]^T

15. ## Calculus I

Suppose that the number of bacteria in a plate of food is given by N(T)= 10T^2 - 40T + 200, -1

16. ## physics 2

Question 1: Suppose a child of weight w climbs onto the sled. If the tension force is measured to be 58.5 N, find the weight of the child and the magnitude of the normal force acting on the sled. Question 2 : (a) Suppose a hockey puck slides down a

17. ## Math

I have a matrix with brackets around [7 6 ] [14 -6]  and i know there are two separate brackets but on this thing you cant just do one big one.. so if you don't understand the equation that was suppose to go into matricies was x + y = 13 2x - y = 8

18. ## calculus

Suppose that a colony of fruit °ies is growing according to the exponential law P(t) = P0ekt, and suppose that the size of the colony triples in 11 days. Determine the growth constant k. [You may leave your answer as a fraction, with logarithm(s) in it.]

19. ## math

Suppose you have an isosceles triangle, and each of the equal sides has a length of r feet. Suppose the angle formed by those two sides is t. Then the area of the triangle is?

20. ## Algebra

I don't even know where to start, teacher gave us this with no direction. Suppose the polynomial R(x)=a9x^9+a8x^8+...+a,x+a0 has real coefficients with a9 cannot equal 0. Suppose also that R(x)has the following zeros: 5, 6, 5+5i. Using this information,

21. ## econ

In January 2012, one US dollar was worth 50 Indian rupees. Suppose that over the next year the value of the Indian rupee decreases to 60 Indian rupees to one US dollar. Suppose also that the price level of all goods and services in India, as measured in

24. ## Calculus

Suppose that p(x) is the density function for heights of American men, in inches, and suppose that p(69)=0.22. Think carefully about what the meaning of this mathematical statement is. (a) Approximately what percent of American men are between 68.7 and

25. ## Calculus

Suppose that p(x) is the density function for heights of American men, in inches, and suppose that p(69)=0.22. Think carefully about what the meaning of this mathematical statement is. (a) Approximately what percent of American men are between 68.7 and

26. ## Statistics

Suppose X is a normally distributed random variable with the mean u(Mu) and variance sigma^2. Suppose P(X

27. ## Statistics

1. For the following research question, specify the parameter and give the null and alternative hypotheses. "Is there a difference in the proportions of male and female college students who smoke cigarettes? 2. For the following research question, specify

28. ## calculus

In the following problem, suppose f(x) is continuous (and differentiable) function on the interval (0,1). Suppose also that for 0 < x>please show steps

29. ## Eco

In January 2012, one US dollar was worth 50.0 Indian rupees. Suppose that over the next year the value of the Indian rupee decreases to 59.0 Indian rupees to one US dollar. Suppose also that the price level of all goods and services in India, as measured

51. ## Physics-Graivty

Suppose planet earth suddenly grew in size, so that its radius was twice as large as before. Also suppose that at the same time, its mass also doubled to twice its former mass. If you weight used to be 700 N, what is it on this "new" Earth. Describe why

52. ## math

Solve each equation. What am I doing wrong because the answer is suppose to be 11/2 and I don't get the answer. Here's what I'm doing... Problem: 2x+1/4-3x-4/5=1/2 I get: 10x+5-12x-16=10 Which gives me -2x=21 My answer is -21/2 the correct answer is

62. ## Statistics

Suppose a random family of four is selected (two parents and two children). Suppose further that you are told one of the two children is a girl. Given that this family has at least one daughter, what is the conditional probability that it also has a son?

63. ## Statistics

1.In a jar, suppose there are 3 blue marbles, 2 yellow marbles and one red marble. c. Suppose that 3 marbles are drawn from the jar without replacement. What is the probability that the 3 marbles are all different colors? d. Suppose that 4 marbles are

64. ## Algebra

Your school wants to take out an ad in the paper congratulating the basketball team on a successful​ season, as shown to the right. The area of the photo will be half the area of the entire ad. What is the value of​ x? The photo that is suppose to be

65. ## Trigonometry

Suppose *u* is a quadrant IV angle with cos(u) = 3/5. Suppose *v* is a quadrant IV angle with cos(v) = 12/13. Find the exact value of sin(u-v) I have gotten to sin120cos150 - sin150cos120 but I am not sure I am correct up to that point and I don't know

66. ## Probabilty

Suppose i have a deck of 40 cards numbered 1-10 in red, yellow, blue, and green. suppose i am dealt 5 cards. how may cards could be dealt first? 40-5= 35

67. ## Math

A function f is defined by the equation f(x)=4x−8. Suppose that the state variables T and Q are related by this function according to the mapping f:Q↦T. Suppose that T=3. Use the equation of the function to find the value of Q.

68. ## English

1.Weren't you ______ to help me wash the dishes? (suppose) I have use correct form of suppose. Would it be suppose?

69. ## spanish

# 5 - was suppose ot be sailing or boating navagando # 3 was suppose to be parachuting? para???

what are three advantage of advertising? I can't think of anything. Suppose you owned a new company with a superior product no one ever heard of your product and you needed to help customers learn about its advantages. Or suppose you had to get rid of a

71. ## Math--Matrix

Q1. Suppose A= ( -1 2 -3 -4 3 2 1 3 1 ), then the determinant of this matrix is? Q2. Suppose det ( 1 2 3 1 4 5 y 4 5)=0, then y=?

72. ## Math

Find the value of this integer expression: -2(+3+-4+-8++7) Calculate in distributions and without distribution. There are suppose to be an exponent with +3 and when you see ++7 there is suppose to be an exponent.

73. ## Spanish

Please check En mi dormitorio, hay una cama cómodo con una manta azul y marrón claro.This is suppose to say in my bedroom, there is a comfortable bed with a blue and light brown blanket. Hay dos alfombras azules. This is suppose to say there are two blue

74. ## Computer Networks

In 1000BASE-X, a frame of 64 bytes is fi rst block coded with 8B/10B before transmitting. Suppose the propagation speed is 2 × 10 8 . What is the frame “length” in “meters”? (Suppose the cable is 500 m long.)

How did the CPR employment practices discriminate agnst Chinese workers? Why do you suppose Chinese railway workers decided to remain separated from the other workers? They were paid 1 dollar a day for the work they did, which was less than half the salary

76. ## Math

Suppose sinA = 12/13 with 90º≤A≤180º. Suppose also that sinB = -7/25 with -90º≤B≤0º. Find cos(A + B).

77. ## Math

Suppose sinA = 12/13 with 90º≤A≤180º. Suppose also that sinB = -7/25 with -90º≤B≤0º. Find cos(A - B).

78. ## Trig

Suppose sinA = 12/13 with 90º≤A≤180º. Suppose also that sinB = -7/25 with -90º≤B≤0º. Find cos(A - B).

79. ## statistics

Suppose that 62 percent of the people who are murdered actually knew the person who committed the murder. Suppose that a detective file in Boston has 62 current unsolved murders. What is the probability that fewer than 33 victims did not know their

80. ## Math

There are 21 boxes of crackers in 1 case. Each box contains 24 crackers. What is the best estimate for the number of crackers in 7 cases? A. 3,100 B. 3,500 C. 3,800 D. 4,000 Do I do 24x21? If I'm suppose to do that I don't know what I'm suppose to do next

81. ## Math

Suppose f(x)= 1/x and g(x)= x-2. Also, suppose h(x)=f(g(x)). Then h(x)= 1 / (x-2). Find the domain of h(x)= 1 / (x-2). Express the domain using inequality notation.

82. ## Physics

Suppose you are given that z = c x2 y4 where c is some number. For a particular value of c, x and y, z is equal to 7. Suppose x is decreased by a factor of 2.6 and y is increased by a factor 4. What is the new value of z?

85. ## system of equations

Suppose you are organizing a social. Let a be the fixed cost and b be the cost per person.Suppose you know it costs $1300 for 30 people and$2200 for 80 people. (a) Set up a system of (two) equations in terms of a and b:

86. ## chemistry (litmus paper)

When using litmus paper I was wondering why do you first wet it? Second, I wanted to know is why is it not suppose to touch the solution? Third, how doo you test for solutions if it is not suppose to touch the solution.

87. ## math

Suppose that R is at (8, 6). Let P be a point on the line 8y = 15x and Q be a point on the line 10y = 3x, and suppose that R is the midpoint of PQ. Then the length of PQ can be written as a / b, where a and b have no common factors other than 1. Compute a

88. ## Maths

Suppose that R is at (8, 6). Let P be a point on the line 8y = 15x and Q be a point on the line 10y = 3x, and suppose that R is the midpoint of PQ. Then the length of PQ can be written as a / b, where a and b have no common factors other than 1. What is a

89. ## Shurley English Grade 4

I'm suppose to write sentences from Grade 4 Shurley English book. I was suppose to bring book home and use page 25 - I forgot the book - anyone know what is on page 25? Thanks

90. ## chemistry

Suppose you have a mixture of hydrogen and methane (CH4) gases that are at equilibrium. What is the ratio of the average speed of the methane (CH4) relative to the hydrogen ? Express the answer as a fraction (e.g. 0.621). I know that im suppose to use the

91. ## Algebra

I cannot solve the problem please help me. I'm suppose to set the equations up to solve for t. x = y + rt + at^2/2 Even when I plug in the values I don't get the answer. x = 16.4 y= 0 r= 0*cos(45)a=0 t is suppose to equal 2.32 if I set the problem up

92. ## statistics

Suppose the average body temp is 98.6 assume the variable is normally distributed with a standard deviation of .74 degrees. suppose a sample of 100 is taken. what is the probability that the mean is below 98.4??? Between 98.5 AND 98.7??

93. ## English

Well done! I think you have made good choices for Chillingworth's badge. I am suppose to create two badges for two characters in The Scarlet Letter. Two characters are Chillingworth and Dimmesdale. The badge is suppose to reveal something about each man's

94. ## math

Suppose C is the elliptic curve y^2 − x^3 − a = 0 where "a" is a rational number. Suppose P = (p, q) is a point on C with rational coordinates. Suppose further that L is the tangent line to C at point P. Let Q ≠ P be an intersection point of C and L.

95. ## calculus

Solve: sec(x)^2= 3tanx +1 *** It is suppose to be the sqaure root of 3 but i could find the symbol so just wrote the 3 without it but it is suppose to be the square root of 3 times tanx + 1

96. ## Math

Suppose sinA = 12/13 with 90º≤A≤180º. Suppose also that sinB = -7/25 with -90º≤B≤0º. Find cos(A - B).

97. ## Pre-calc

Hi Steve and Damon, if you're reading this, please take a look at my previous post because I had to apologize for my mistake. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ My Home Work Question: Suppose that α is an angle such that tanα=5/7 and sinα0. Find

98. ## economics

Suppose that there are two firms, each generating three tons of SO2. Suppose also that the government has set a target abatement level of two tons. Under a policy of uniform abatement with permits each firm would receive

99. ## statistics

Suppose 100 different researchers each did a study to see if there was a relationship between coffee consumption and height. Suppose there really is no such relationship in the population. would you expect any of the researchers to find a statistically

100. ## chemistry

I need help with the following problem: Calculate the upper and lower limits of the volume (in cm^3) of a cylinder 5.2+- 0.1 centimeters long and 1.6+- 0.1 centimeters in diameter. I know I am suppose to plug the numbers in the sphere formula V= pi/4(d)