Thursday

December 8, 2016
Total # Posts: 57

**Math**

r=4/(-2-6sin?) 1. What is the eccentricity of the function? 2. What is the distance between the pole and the directrix? 1. A. 2 B. -2 C. 3 D. -3 2. A. 2 B. 2/3 C. 3 D. 6

*December 4, 2016*

**Pre-Calculus**

Given: r = 4/(-2-6sin?) What is the distance between the pole and the directrix? A. 2 B.2/3 C.3 D.6

*December 3, 2016*

**Calculus**

Given: r = 4/(-2-6sin?) What is the eccentricity of the function? A. 2 B. -2 C. 3 D. -3

*December 3, 2016*

**Calculus**

Given: 5cos6? What is the shape of the function? A. Limacon B. Rose C. Lemniscate D. Circle

*December 3, 2016*

**Pre-Calculus**

Convert to Rectangular: r*tan theta/sec theta=2 A. y=2 B. y=1/2 C. x=2 D. x=1/2

*December 2, 2016*

**Calculus**

Convert to Polar: y/x = 4 A. r = 2 B. r = 16 C. ? = 76 D. Undefined

*December 2, 2016*

**Calculus**

convert to polar: 2xy=3 A. r=sqrt(3sin theta cos theta) B. r=sqrt[(3sin theta cos theta)/2] C. r=[3/(2sin theta cos theta)] D.This cannot be converted without ambiguity.

*December 2, 2016*

**Calculus**

find the angle between u=7i+2j and v=-4j

*November 9, 2016*

**Calculus**

I apologize if this question is too much to ask on this site, but I am really confused. Any help would be greatly appreciated. The famous formula shown below is called Euler’s formula, after the Swiss mathematician Leonhard Euler (1707-1783). e^(a + bi) = e^(a)(cos b + i ...

*November 7, 2016*

**Calculus**

What is the absolute value of: 3 - 8i? A. 9 B. 64 C. ?55 D. ?73

*November 7, 2016*

**Pre-Calculus**

What is the absolute value of: 3 - 8i? A. 9 B. 64 C. ?55 D. ?73

*November 7, 2016*

**Pre-Calculus**

Use the following vectors to answer the question. u: <-1,7> v: <6,4> What is the projection of u onto v?

*November 5, 2016*

**Calculus**

A plane traveling 500 mph (called airspeed) in the direction 120 degrees encounters a wind of 80 mph in the direction of 45 degrees. What is the resultant direction of the plane (in degrees)?

*November 2, 2016*

**Calculus**

Given ||v|| = 5 theta=30 degrees, write the vector v.

*November 2, 2016*

**Calculus**

Given the vectors u = <−3,7> and v = <5,1>, find -½ u. A. <-1,-4> B. <-4,-1> C. <3/2,-7/2> D. <-3/2,7/2>

*October 28, 2016*

**Trig**

Write 3theta - sin 4theta as a product.

*October 17, 2016*

**Trig**

Use the half-angle formula to simplify (sin4theta)/(1+cos4theta)

*October 17, 2016*

**Trig**

choices*

*October 8, 2016*

**Trig**

If angle A is 45 degrees and angle B is 60 degrees. Find sin(A)cos(B), find cos(A)sin(B), find sin(A)sin(B), and find cos(A)cos(B) The choises for the first are: A. 1/2[sin(105)+sin(345)] B. 1/2[sin(105)-sin(345)] C. 1/2[sin(345)+cos(105)] D. 1/2[sin(345)-cos(105)] You don'...

*October 8, 2016*

**Trig**

Given tan(A) = 2 and A is in Quadrant I, find tan(2A). A. -1/3 B. 2/3 C. -4/3 D. -2/3

*October 7, 2016*

**Trig**

Given Tan(A) = 5 in Quadrant III and Sin(B) = ⅔ in Quadrant II, what is the Quadrant of A-B?

*October 6, 2016*

**Trig**

Given Tan(A) = 5 in Quadrant III and Sin(B) = ⅔ in Quadrant II, find Cos(A-B).

*October 6, 2016*

**Trig**

Given Tan(A) = 5 in Quadrant III and Sin(B) = ⅔ in Quadrant II, find Sin(A-B).

*October 6, 2016*

**Pre-Calculus**

Given Sin(A) = ⅗ and Cos(B) = 8/17 in Quadrant I, find Cos(A+B).

*October 6, 2016*

**Pre-Calculus**

Find two exact values of theta in degrees (0 less than or equal to theta < 360°) if cos theta = -(square root of 2)/2.

*September 27, 2016*

**Pre-Calculus**

Use a calculator to approximate two values of theta (0 <= theta < 2pi) if csc theta = 1.03. Round answer to two decimal places.

*September 27, 2016*

**Pre-Calculus**

Use a calculator to approximate two values of theta (0 <= theta < 2pi) if csc theta = 1.03. Round answer to two decimal places.

*September 27, 2016*

**Pre-Calculus**

Define the inverse secant function by restricting the domain of the secant function to the intervals (0, pi/2) and (pi/2, pi), and sketch the inverse function’s graph.

*August 30, 2016*

**psych**

What is the Importance of Research in Behavioral Science?

*February 22, 2016*

**ENGLISH**

Which word is most similar to morose? sensitive silly unhappy stubborn no sure but i it might be sensitive

*March 30, 2015*

**Psy**

What effect does the environment have on intellectual differences in humans?

*April 15, 2014*

**science**

Please help balance this: CH3COO + CrO4 + H = Cr(OH)3 + CO2 + H2O

*March 18, 2014*

**PSY/340**

I need help finding information on this question please. Discuss the importance of lifelong learning and brain stimulation to longevity and quality of life.

*November 9, 2013*

**psy/340**

I need help finding information on the topic Repetitive Transcranial Magnetic Stimulation for the Treatment of Chronic Tinnitus After Traumatic Brain Injury please. I have to discuss the deficits experienced by the individual to one or more of the five senses and how these ...

*November 9, 2013*

**psy/340**

I need help answering this question please. Discuss the influences of biology and the environment on sexual differentiation.

*November 5, 2013*

**psychology**

I need help answering this question please. What is the relationship between genes, cells, and behavior?

*October 16, 2013*

**PSY**

I need help answering this question please. What is the relationship between genes, cells, and behavior?

*October 16, 2013*

**PSY/340**

I need help answering this question please. What is the relationship between genes, cells, and behavior?

*October 15, 2013*

**psy/315**

I need someone to help me answer this question please. What is the five-step process for hypothesis testing, and explain the procedure and logic for each.

*October 1, 2013*

**PSY/315**

I need help finding this answer please. Why is it said that hypothesis testing involves double negative logic?

*September 27, 2013*

**math**

the energy bar kyle is eating has 37 grams of carbohydrates.how many calories are from carbohydrates in the energy bar

*May 3, 2013*

**math**

thank you :)

*March 23, 2013*

**math**

find the functions f and g so that f.g=H: H(x)=sqrt x^2+3

*March 23, 2013*

**english**

Which one of the following statements contains a simile? A. The maple wears a gayer scarf. B. The soaring bird quickly disappeared from our sight. C. The woods went up in flame. D. I think that I shall never see a poem lovely as a tree.

*February 19, 2013*

**economics**

Median income in a country rises by $5000 per year. The price of good X falls by $4. Quantity demanded for good x falls by 15,000 units per year. What can we say with good X?

*February 13, 2013*

**geometry**

find uw if vw = 5/8 in

*January 20, 2012*

**chemistry**

a sheet of gold weighing 10.0g and at a temperature of 18.0 degrees c is placed flat on a sheet of iron weighing 20.0g and a tenp. of 55.6 degrees c. what is the final temp. of the combined metals? assume that no heat is lost to the surroundings.

*July 10, 2011*

**chemistry**

When 15.0 g of steam drops in temperature from 275.0 degrees c to 250.0 degrees, how much heat energy is released

*July 9, 2011*

**Chemistry**

How much energy must be absorbed by 20.0 g of water to increase its temperature from 283.0 degrees c to 303.0 degrees c

*July 9, 2011*

**Chemistry**

A quantity of gas weighing 7.10g at 741 torr and 44 degrees C occupies a volume of 5.40 L. What is its molar mass?

*July 8, 2011*

**social studies **

origin of man efik believe christian believe islamic believe yoruba believe igbo believe hausa believe tiv believe badagry believe

*October 10, 2010*

**home economics**

what is home economics? home economics is and education for better living,and its stufy deals with all aspects of family life.

*September 27, 2010*

**delinquency**

how dose gender affect delinquency

*June 14, 2010*

**Justice**

Differentiate between general deterrence, specific deterrence, and situational crime prevention.

*May 27, 2010*

**Economics**

Which of the following statements is true for a capitalist economy?

*October 17, 2008*

**u.s history**

why was the united nation formed after war world two It looks as if what you need to do is learn how to conduct thorough and effective searches for yourself. That's what research is, and I'm sure that's what your teacher expects you to do -- conduct research. You ...

*May 17, 2007*

**u.s history**

how did the u.s force japan to surrender and bring an end to the war world two The US dropped the atomic bombs on Japan, and they surrendered. Go to http://www.google.com and look up enola gay -- it'll be crystal clear!!

*May 17, 2007*

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