07/09/19

Find the coordinates of p so that p partitions the segment AB in the ratio 3:1 if A(0,7) and B(-4,2)

A. (-3, -3.75) B. (-5,-4)C. (-3,-10.75)D. (-3, 3.25)
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07/08/19

Sine and Cosine
Why can sine and cosine never be greater than 1? 
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07/08/19

What is the Molarity
Hi I have 100ml of water and 4g of sodium acetate what is the molarity?
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07/08/19

cos(theta)=-1/2 List 6 specific solutions.
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07/08/19

A ball is thrown with a speed of 20 m/s at an angle of 40°. Which of the following statements describes the motion of the ball at the top of its trajectory?
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07/08/19

there are 60 jars of strawberry jam 75 jars of raspberry jam and 26 jars of grape jam. What is the probability that Steve will grab 1 jar of raspberry jam strawberry jam and grape jam

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07/07/19

the sum of two numbers is ten and their difference is two what are the two numbers
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07/07/19

Castel drove to the lake and back. It took three hours less time to get there than it did to get back.

Castel drove to the lake and back. It took three hours less time to get there than it did to get back. The average speed on the trip there was 70 km/h. The average speed on the way back was 28... more
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07/06/19

Help me solve this

Y varies directly as x and inversely as the square of z. Y=32 when x =36 and z=3. Find y when x =3 and z=12.
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07/06/19

Name of the sum of the components of an ordered pair
Suppose a 2-dimensional point O, where O=(x1,y1). Is there a name for the scalar quantity x1+y1?Thank you!
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07/06/19

Chemistry question
nickel metal is put into lead (iv) acetate solution and produces nickel (ii) acetate and solid lead. if 275 g of lead (iv) acetate reacts with excess nickle. how many moles of nickle (ii) acetate... more
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07/05/19

7/13 less than the product of a number Q and 5/13 is 3/13
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07/05/19

Phil filled up the 20 gallon gasoline tank in his car for $57.78 what was the cost per gallon of gasoline
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07/05/19

The scores of an examination are normally distributed with a mean of 500 and standard deviation of 100. If a student is selected at random, find the probability that a student scored below 600.
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07/03/19

calculate the number of moles in 1.20 x 10 23 molecules of potassium hydroxide
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07/03/19

Rectangle RSTU is shown below. The rectangle was dilated by a scale factor of 1/3. After the dilation, what is the perimeter of R'S'T'U'?
The coordinates of RSTU areR ----> (-5,4)S ----> (4,4)T ----> (4,-2)U ----> (-5,-2)
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07/03/19

What are the values of θ, between 0 and 2pi, when tan θ=-1 ?
Assuming I have no experience in trigonometry, how would I approach this problem? I know I can go about this by using the unit circle or special rights triangles but since I am inexperienced in... more
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07/02/19

What is the largest possible area (in square inches) for a rectangle with a perimeter of 120 inches
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07/02/19

Extraneous Solutions
How do problems with extraneous solutions differ from problems with no real solutions or no solution at all? How are they similar? 
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07/02/19

the volume carbon dioxide and water vapor produced at the end of combustion of 20 cm^3 of ethane in air.
20 cm3 of ethane (C2H6) burns completely in air to form carbon dioxide and water vapour. Determine the volume of each gas formed at the end of the reaction.
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07/02/19

Quadratic Equation
The quadratic equation 2x2-3x-4 = 0 has roots p and q.i) Without solving the equation, determine: p3+q3ii) Hence or otherwise find a quadratic equation with integer coefficients which has roots p3... more
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06/17/19

express the volume of a cone 14in length and 6in diameter
express the volume of a cone 14 in length and 6 in diameter
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06/16/19

End Behaviors of any Relation

Does the graph of any relation have end behaviors that can be described the same way as the end behaviors of a polynomial relation?
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06/11/19

What is the current in the 30 Ω Resistor?
https://prnt.sc/o0leu0
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06/11/19

Probability and statistics

Spinner is divided into three equal areas. How many outcomes are possible
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