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which is worth more today 2725 cash in your hand today or 2725 that will be received in 11 years if interest rates are 12% Please help me with my Spanish True/false: dark nebulae are opaque to all wavelengths of electromagnetic radiation. Find the average cost function if cost and revenue are given by C(x) = 175 +2.6x and R(x) = 3x -0.09x?. The average cost function is (x) = . A musician uses a tuning fork of frequency f= 255 Hz to tune his guitar and his trumpet. There is a beat frequency between the tuning fork and the guitar string and between the tuning fork and the trumpet for this note offbeat = 10 Hz. Determine the ratio t ' / t between the tension in the guitar string before tuning t and the tension in the guitar string once it is tuned t ' to eliminate the beat frequency. Find parametric equations for the tangent line to the curve of intersection of the paraboloidz = x2 + y2and the ellipsoid6x2 + 5y2 + 6z2 = 35at the point(1, 1, 2).(Enter your answer as a comma-separated list of equations. Let x, y, and z be in terms of t.) The unemployment rate at which there is neither excess demand nor excess supply in the aggregate labor marketMultiple Choicea. will lead to higher inflation if pursued as a policy goal.b. corresponds to the rate we would observe if inflation were lower than had been expected.c. must be 0%.d. is called the natural rate of unemployment A particle has a mass m and an electric charge q. The particle is accelerated from rest through a potential difference V. What is the particle's de Broglie wavelength, expressed in terms of m,q, and V? Express your answer in terms of the variables m, q, V, and appropriate constants. what larger point is barry lopez making by mentioning the image of new and old writers in the first paragraph of the story? the control statement which is best used when you want to repeat a group of statements over and over based on a condition and the statements in the loop body must be executed at least onceA. the for statement B. the while statement C. the do/while statement D. the switch statement Let f(x, y, z) = 5x3 y2 + z2. Find the maximum value M for the directional derivative at the point (1,-1,4). = (Use symbolic notation and fractions where needed.) 45. your uncle is considering investing in a new company that will produce high quality stereo speakers. the sales price would be set at 1.50 times the variable cost per unit; the variable cost per unit is estimated to be $75.00; and fixed costs are estimated at $1,120,000. what sales volume would be required to break even, i.e., to have ebit = zero?a. 17,069b. 16,088c. 20,992d. 22,562e. 19,619 ayala has decided to implement a new business management system. what are two advantages of hosting on-premises? using equation (1), calculate the number of moles of pb2 in the precipitate and thus the number of moles that remain in solution at equilibrium. divide by the volume (0.010l) to obtain the equilibrium concentration of pb2 What can be broken but never held? what of the following two factors determine if there will be complete, or partial solubility between two elements: (a) type of atomic bonds (c) crystal structure of pure elements (b) difference in atomic radii (d) spin of valent electrons Analytical procedures used when planning an audit should concentrate on gwen and ray want to invest in an equity mutual fund for their newborn son and will not need the funds for almost 18 years. they have a better than average income and plan to invest each year. without taking on too much risk, which type of equity mutual funds are they most likely to consider? group of answer choices a growth fund or a global equity fund a growth and income fund or an aggressive growth fund an income fund or a global equity fund an aggressive growth fund or an income fund Which of these is not a stage in development?A. Postnatal developmentB. Prenatal developmentC. DifferentiationD. Embryonic development What were the Great Purges?A Mass executions of those who opposed or were accused of opposing totalitarian rule in the Soviet UnionB Removal of large numbers of Jewish citizens out of the Soviet UnionC The mass migration of almost 10 million people out of the Soviet Union after World War ID The movement by the Soviet people to remove anything anti-Russian from the country