Mathematics, 21.02.2020 17:51 kimjooin02
One safe investment pays 10% per year and a more risky investment pays 18% per year. A woman has $145,600 to invest and would like to have an income of $20,000 per year from her investments. How much should she invest at each rate? a.) Write the necessary equations. b.) Convert the equations to coefficient and variable matrices. c.) Solve this problem using inverse matrices and find the inverse using the Gauss-Jordan Method. d.) How much should she invest at each rate.
Answers: 1
Mathematics, 21.06.2019 19:00
Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m
Answers: 1
Mathematics, 21.06.2019 20:30
Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.
Answers: 2
Mathematics, 21.06.2019 22:00
Rewrite so the subject can be y in the formula d=m-y/y+n
Answers: 1
Mathematics, 21.06.2019 23:00
Graph the system of equations. {6xβ4y=β244xβ8y=β32 use the line tool to graph the lines.
Answers: 1
One safe investment pays 10% per year and a more risky investment pays 18% per year. A woman has $14...
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