Find (9x + 5 -3xy)/(x-y) for x = 3 and y = -8
What will be an ideal response?
(9 * 3 + 5 - 3 * 3 * (-8))/(3 - (-8)) = 104/11 = 9 5/11
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Of the choices listed, which is the best method of troubleshooting an instrumentation problem?
A. Replace components starting with the sensor or sending unit until the instrumentation is working correctly. B. Short the wiring at the associated sensor or sending unit to ground to determine if the wiring is OK. C. Pierce the wire insulation at the sending unit with a test light to determine if voltage is present. D. Use OEM-provided information and procedures to troubleshoot the cause of the instrumentation problem.
Ptarmigan do not change colors with the changing season
a. True b. False Indicate whether the statement is true or false
Triple Play Innovators Corporation (TPIC) plans to offer IPTV (Internet Protocol TV) service to North American customers starting soon. Perform an AW analysis of the EVA series for the two alternative suppliers available for the hardware and software. Use Te = 30%, after-tax MARR = 8%, a study period of 8 years, and SL depreciation (for simplicity, omit the half-year convention and MACRS). Use a spreadsheet.
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A ____ receptacle outlet shall be installed at an accessible location for the servicing of heating, air-conditioning, and refrigeration equipment.
A. 125-volt, dual-phase, 15- or 20-ampere-rated B. 125-volt, single-phase, 15- or 20-ampere-rated C. 112-volt, single-phase, 20-ampere-rated D. 112-volt, dual-phase, 15- or 20-ampere-rated