05/02/20

algebra word problem
three pens and two notebooks cost $8.25. Two pens and three notebooks cost $8.00. How much would two pens and two notebooks cost
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05/02/20

find the solutions of the equation that are in the interval [0,2pi). csc^2 θ = 4csc θ
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05/02/20

find the solutions of the equation that are in the interval [0,2pi). 2cos^2 y+ cos y = 0
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05/02/20

use the fundamental identities to find the values of the 6 trig functions of the given conditions. Sinθ=2/5 and cosθ<0
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05/02/20

Find area of triagle
Find area of triangle ABC where side a = 19, base = 112 and side c = 113
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05/01/20

Use completing the square to identify the coordinates of the circle's center
5. The general equation of a circle is x^2 + y^2 - 12y +20 = 0a. Use completing the square to identify the coordinates of the circle's centerAND the length of the circle's radius.b. Is the point (... more
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05/01/20

Keiko, John and Alonzo have a total of $75 in their wallets. John has 2 times what Alonzo has. Alonzo has $7 less thank Keiko. How much do they have in their wallets?
I’m a bit confused. Thanks!
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05/01/20

triganometry question
suppose that sinx=5/13 and x is between 0degrees and 90degrees. answer each question in rational, radical form.a.find cos xb.find sin (2x)c.find cos(x/2)
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05/01/20

What is a quartic polynomial equation with rational coefficients that has roots at i and 2i
A. X^4-5x^2-4B. X^4-5x^2+4C. X^4+5x^2+4D. X^4+5x^2-4
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05/01/20

algebra word problem
Phil has 50 nickels and dimes worth $4.15. How many dimes does he have?
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05/01/20

A ball is thrown. The height of the ball "h", in feet, after "t" seconds is given by the equation: h=-16t^-20t+240. How long after the ball is thrown will it strike the ground?
Please explain step by step and use quadratic formula to find the answer. Ps. The first number of the given equation is -16t to the power of 2 (-16t^2-20t+240)
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05/01/20

algebra word problem
A rectangle is five times as long as it is wide. If it were 24 cm shorter and 24 cm wider, it would be a square. What are its dimensions?
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05/01/20

Find the values of x for which f(x) = g(x). (Enter your answers as a comma-separated list.) f(x) = x2, g(x) = x + 20
Find the values of x for which f(x) = g(x). (Enter your answers as a comma-separated list.)f(x) = x2,    g(x) = x + 20
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05/01/20

precalc question
Determine the angle needed for a sector whose perimeter is four times as big as the area.The radius of the sector is 3 feet.
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04/30/20

Find the equation of a circle with diameter endpoints of (5,1)and(3,-1)
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04/30/20

Which expression is a perfect square?
A. 20B. 100tC. 81y4D. 49p3
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04/30/20

Question is in the description

A box is a rectangular prism with a volume of 768 cubic inches. The length of the box is 4 inches more than its height. It’s width is the difference of 16 and it’s height. a) Draw a diagram of the... more
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04/30/20

Kevin is 3years older than Matt,Two years ago Kevin was 4Times as old as Matt.how old is Kevin now
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04/30/20

calculus solution
The altitude of a triangle is increasing at a rate of 3 centimeters/minute while the area of the triangle is increasing at a rate of 5 square centimeters/minute. At what rate is the base of the... more
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04/29/20

What does the law of demand state?
A. When price increases, the quantity demanded by consumers will remain unchanged.B. When price increases, the quantity demanded by consumers will decrease.C. When price decreases, the quantity... more
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04/29/20

Which of the following is likely to increase aggregate demand and help an economy expand in periods of recession?
49. Which of the following is likely to increase aggregate demand and help an economyexpand in periods of recession?A. Open market sales of government securities by the Fed.B. An increase in the... more
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04/29/20

Other things being equal, and assuming an upward sloping labor supply curve, an increase in the demand for labor in manufacturing will
13. Other things being equal, and assuming an upward sloping labor supply curve, anincrease in the demand for labor in manufacturing willA. have no effect on either the equilibrium wage or the... more
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04/28/20

negative solution of the difference of the square of a number and 10 is equal to 3 times that number
The difference of the square of a number and 10 is equal to 3 times that number. Find the negative solution.
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04/28/20

the square of wendall’s age three years ago is 33 more than four times his age now. what is his age now?
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04/28/20

Suppose cos Θ = w and 0 < Θ < π/2. Find each of the following: cos (-Θ) cos (180o + Θ) cos (180o - Θ)
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