By differentiating the function f(x)=(x³−6x)⁷ we will obtain Question solved general 11 months ago 433
Actuaries A, B, C always arrive late to their company: in fact, the boss already knows that A is late 10% of the days, B is late 20% of the days and that C, the most unfulfilled, arrives late one in every three days, that is, 33% of the days (they have not fired actuary C, although they have tried many times, because only he is an expert in that area that he handles and that no one knows better than him; They have been very patient). If the three actuaries arrive each day to work in a mutually independent manner, determine the probability that, tomorrow, AT LEAST ONE of them will be late. Question solved general 11 months ago 1713
$11000 was borrowed from two sources, one that charges 15% simple interest and the other that charges 8% simple interest. If the total interest at the end of 1 year was $1510, how much money was borrowed from each source Question solved general 11 months ago 1106
The hypotenuse of a right triangle measures 13 cm and the difference of the legs is 7 cm. How many centimeters does each leg measure? Question solved general 11 months ago 337
The number of diagonals of a convex polygon is 35. How many sides does the polygon have? Question solved general 11 months ago 975
For each of the following systems of equations, determine whether or not it has a solution. If so, calculate all possible solutions: a) x + y + z = 1; 2x - y + 2z = - 1 b) x + y + z = 1; 2x - y + 2z = - 1; x + y - z = 2 Question solved general 11 months ago 2089
Find the equation of the line with slope −4 which goes through the point (−7,2). Question solved general 11 months ago 2575
Use the matrix D^-1= [[-23, -4, 6], [-8, -1, 2], [12, 2, -2]] to calculate the solutions of this system: x+2z=-2 3y+2z=8 4x+2y+9z=-4 Question solved general 11 months ago 2775
On retirement, a manager expects to receive a pension plus a lump sum of RM60000. He wants to obtain an annual income of RM7000 by investing the lump sum in loan stock yielding 13% and a deposit account yielding 9%. What amount should be invested in each case? (Assuming nothing held in cash) Question solved general 11 months ago 2063
Exercise 13. Determine how much Mr. Antanas F Antonio should invest today in a bank which, after 8 years, will return the sum of $26,000,000. The entity recognizes an interest rate of 5.5% simple bimonthly. Question solved general 11 months ago 348