create a rational expression with a variable m that has non-permissible values of 3 and -1

in mice, G for grey coat colour is dominant to g (black coat). The gg individuals are black. 2 grey mice are mated to produce 9 grey mice and 2 black mice. Explain the results  

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A roofer pulls a 25.0 kg bundle of shingles up the side of a roof that has a 29.0 degree pitch. She applies a force to the shingles, counteracting the 18.5 N of friction, to accelerate the shingles at a rate of 0.50 m/s2. Calculate the force she applied to the shingles. 

Someone is able to pull the 1800 kg shack at a constant velocity with a force of 190 N. Calculate the coefficient of friction between the shack and the ice. 

Consider the equation cos²x+tan²x=2

a)Graphically determine a general solution to the equation, to the nearest hundredth of a radian.

b) Verfiy the solution by substituting. Complete at least one verification for each set of coterminal angles.

How do you comapare the theoretical and expirimental values for decomposatioin of ammonium nitrate

A sample of pure tin metal is dissolved in nitric acid to produce a solution containing Sn²⁺.  This tin solution is  then titrated with a solution of KMnO₄

a.    Complete and balance the overall redox reaction.

if an individual receives a severe spinal cord injury after a driving accident, explain why the person loses all sensation below the injured area