02/21/19

The exterior angle of a 24 sided regular polygon

Need help because it is my homework but I don't get it
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02/14/19

samantha's rectangular gift is 10 in. by 12 in. and is framed with a ribbon. She wants to use the same length of ribbon to frame a circular clock. What is the maximum radius of the circular clock?
Looking for assistance in solving this word problem. Not sure what formulas or axioms are involved.
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02/07/19

If a circle has a diameter with endpoints (-2, -5) and (3, 4), then what is the center of the circle... The radius of the circle?

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02/04/19

Find the standard form of the equation for the circle with the following properties. Endpoints of a diameter are (-8,7) and (8,3)
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12/29/18

How many liters of each solution should be used?
A chemist has three different acid solutions. The first acid solution contains 15% acid, the second contains 35% and the third contains 55%. He wants to use all three solutions to obtain a mixture... more
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12/05/18

geometry proofs
Given: <DCA is congruent to <BCA, <B is congruent to <DProve: segment AB is congruent to segment AD
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11/30/18

Use the given root to find the remaining roots
q(x)=x^4-6x^3+3x^2+12x-10given root: x=√2
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11/27/18

Calculus projectile Problem! NEED HELP!
Suppose the acceleration due to gravity at the surface of the moon is a = -6 ft/sec^2. From an initial height of 240 ft above the surface of the moon, a projectile is shot vertically upward, with... more
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11/26/18

I need help with this Polynomial and Rational Functions Question.
1. Identify any asymptote(s) and find the location of any hole(s) of the function. If they do not exist, write NONE and write any asymptotes as equations of lines. R(x)=(2x^3+8x^2+6x)/(x^2+5x+6)
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11/25/18

Find the equation of the tangent to the parabola y = x^2 - 5x - 3 that is parallel to the line 3x - y - 7 = 0.
Working out please!Step by step..Thank you!
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11/14/18

The smaller of two numbers is 12 less than the larger. If four times the larger number exceeds three times the smaller by 17, find the numbers.
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11/11/18

College algebra

Suppose the weekly cost for the production and sale of bicycles is C(x)=30x+4074 dollars and the the total revenue is given by R(x)=87x dollars, where x is the number of bicycles. Write the... more
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11/05/18

Find a polynomial equation with real coefficients that has the given roots. 1 and -2i
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11/01/18

The probability that Joe makes a free throw is 0.85. What is the probability that he will miss the next two free throws he takes?
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11/01/18

math pls help me

The school that Jaidee goes to is selling tickets to the annual talent show. On the first day of ticket sales the school sold 10 senior citizen tickets and 11 student tickets for a total of $190.... more
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10/30/18

Word problem! Need help!
Emily has nickels, dimes, and quarters in her piggy bank. She has twice as many dimes as nickels and 12 fewer quarters than dimes. The total value of the coins is $9.00. How many of each coin type... more
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10/30/18

The length of a rectangle is increasing at a rate of 3 cm/s and its width is i
The length of a rectangle is increasing at a rate of 3 cm/s and its width is increasing at a rate of 4 cm/s. When the length is 13 cm and the width is 6 cm, how fast is the area of the rectangle... more
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10/25/18

How do you graph y = 4/3|2x-1| using two linear equations?

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10/24/18

use factoring or the quadratic formula

1.[3a-12][a+5]=02.x2-18x+80=0
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10/09/18

If y= x^(3)+2x+5
If y=x^(3)+2x+5 and z= x^(2)+7x+1 what is 2y - z in terms of x?
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10/09/18

Differentiate the function. h(t) = t^(1/3) − 3e^t
its a differential equation
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10/08/18

Optimization
The sum of a number and the cube of a second number is 32. Find the maximum product of the numbers. 
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10/05/18

f=((((1+r)^n)-1)/r)c. I can't solve this for r
f = c  (1+r)n -1 .           r   A description of the formula is here:   https://www.investopedia.com/walkthrough/corporate-finance/3/discounted-cash-flow/annuities.aspx   I'm trying to... more
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10/03/18

Use the function f(x) =3x+5
Use the function f(x)= 3x+5 if f(3)
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10/02/18

The equation of a line in slope intercept form is y=mx+b, where m is the x intercept0
The equation of a line in slope intercept form is y=mx+b, where m is the x intercept
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