Simplify the expression so that no negative exponents appear in the final result. Assume all variables represent nonzero numbers.(x-4y5)-2

Express the number in standard notation.-5.806 x 102

Simplify. Write the answer with positive exponents.(3x-4y2z-2)-1

Express the number in scientific notation.-1,800,000

Write the expression with only positive exponents. Assume all variables represent nonzero numbers. Simplify if necessary.(5p)-3

A patient has a heart rate of 88, no discernable P waves, regular R-R intervals, and a QRS of 0.08 sec. The nurse interprets the rhythm as:

A patient has been declared brain dead after suffering a farming accident. Which of the following is an absolute contraindication to his ability to donate organs?

Order: Dopamine 300 mg IV in 250 ml NS at 2 mcg/kg/min.  The patient weighs 85 kg. Flow rate:______.

If the PRI is 0.10 seconds, the electrical impulse responsible for generating the P wave most likely originated at the:

Order: Lidocaine 4 g IV in 1 L D5W at 3 mg/min.  Set the infusion pump at _______mL/hr.