07/20/17

(Cos theta) / (cos theta -sin theta)= (1/1-tan theta)
establish the identity. write the left side as an equivalent expression with 1 in the numerator 
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07/20/17

This is the Question - 64 is 4 times the difference between Sarah's age, a, and 44. Assume Sarah is older than 44.
Just write an equation to solve the question and solve it please
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07/19/17

Trigonometry Proof
Please help me answer the following question! I'm stuck!   Prove that cos6ß + sin6ß = 1/4 + 3/4cos2ß   I've tried simplifying out the LHS into (cos2ß)3 + (sin2ß)3, but I don't know what to do... more
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07/18/17

How do I write an equation in standard form when given a point and the y-intercept
point (5,-19) y-intercept is 1
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07/18/17

the difference of two positive numbers is 3. one number is 3/4 of the other number. find the two numbers
College Algebra question
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07/18/17

Find the value of x using special right triangles
it is a right triangle and it is only given the 90 degree angle and the other two angles are not shown. Also the hypotenuse is 7 to the square root of 2. You have to solve for the other two sides... more
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07/17/17

solve sin2 theta = cos theta. the interval [0 degrees, 360 degrees]
I am having trouble with knowing where to start this problem and my professor is online professor so I can't ask the questions without being through email and it is hard to communicate.
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07/17/17

How to solve this quadratic equation with the quadratic formula? Help?
Could someone help me with this question step-by-step using the quadratic formula? 3x² + 24x – 144
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07/17/17

Need help with a question using the quadratic formula
Could someone help me with this question step-by-step using the quadratic formula?   3x²-17x+10
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07/16/17

A train travels 74 kilometers in 1 hours, and then 87 kilometers in 4 hours. What is its average speed?
I would like to know the km and the hr on how fast the train was going.
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07/16/17

Fast clock time coinciding with accurate clock
Clock A gains two minutes every hour. Clock B is accurate. The clocks chime on every quarter hour. Both clocks are set at 12:00 noon on Monday so that they chime together.    a. At what time will... more
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07/10/17

The regular price of a t-shirt is $9.99 . It is on sale for 15% off. Sales tax is 6%. If you give the cashier a $10 bill, how much change will you receive?
must show all work
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07/10/17

What equation represents the line that contains the point (-2,9) and is perpendicular to the line y=2x+6
What equation represents the line that contains the point -2,9 and is perpendicular to y=2x+6
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07/09/17

Find the​ center-radius form for the circle having the endpoints (9,6) and (−1,8) of a diameter.
homework homework
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07/09/17

Sum of roots of a quadratic equation is 17/6 and the product of the roots is -5/2 . Write the quadratic equation and solve it to find the roots
pls give me the answer
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07/08/17

Solve using the five stepMethod
a freight train passes the old web train station at 7:00 am going 42 mph. Ten min later a passenger train, headed in the sam direction on an adjacent track passes the same station at 45 mph. At... more
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07/08/17

If ab=14 find hcf of a and b
Given ab= 14 To find HCF(a,b)
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07/06/17

determine whether the number has a terminating decimal expansion, If it does give expansion 4/60
 Is 4/60 a terminating decimal expansion if so give expansion.
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07/05/17

The sum of 5 consecutive integers is 505. What is the third number?
The sum of 5 consecutive integers is 505. What is the third number?
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07/05/17

Direct Variation
A train takes 20 minutes to cover a distance of 19km. The ratio of the speeds of this train and another is 3:4. How much time will the second train take to cover the same distance of 19 km? 
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07/05/17

ABCD is a parallelogram in which one angle is 120.find the other three angle.
I want to ask this question from you .Please tell
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07/04/17

Pleeeease Help!!
 To the nearest tenth, find the perimeter of ΔABC with vertices A(2,4), B(-2,1) and C(2,1). Show your work.
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07/03/17

How do you find the length of the hypotenuse and one leg of a right angled triangle, when only 1 angle and the length of the other leg is given?
I need to find the length of a hypotenuse and a leg of a right angled triangle when the only information given are the length of the other leg(28) and 2 angles, the right angle, and the other angle... more
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07/02/17

How to solve this?
The area A (in square feet) of the rectangular shed is given by 6x3+7x2+11x+21.And one side of the rectangular is 2x+3. Use polynomial long division to find an expression for the length (in feet)... more
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06/28/17

Factor the polynomial / trinomial x^2+5x+6 show work
Factor the polynomial / trinomial x^2+5x+6 show work
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