#2 GLOBESI0I 93 9:05SMARTChapter 3_Problem Solving...C. Solve the following problems by detfuction:1. Use deductive reasoning to show that the folawing produces always the number 3.Pick a number. Add 5 to it. Subitract 7 from the result. Subtract twice the originalnumber from the previous result.2. Use deductive reasoning to show that the following produces always the original numberIncreased by 2.Pick a number. Multiply it by 4. Add 8 to it. Divide the result by 4.3. The nth term formula for the maximum number of pieces of baked cheese cake, P that canbe produced by n straight cuts is P,=a. Use the nth term formula to determine the maximum number of pieces that can ben(n+1)produced by 7 straight cuts.b. What is the smallest number of straight cuts that you can use if one wishes toproduce at least 45 pieces?Chapter Putem Se d enng4. Four friends Sheldon, Raj. Leonard and Howard decided to invest their 50,000 dallarssavings in stacks. Each chooses a different stock. One thooses a blue chip stock, another agrowth stock, the other chooses an income stock and another chooses a penny stock. Fromthe folowing clues, determine who bought which stocka. Sheldan and the owner of the blue chip stock putchased their shares through anonline brokerage, while Raj and the owner of the growth stock did not.b. The gain in value of Leonard's stocks is twice the gain in the value of the growthstock.E. The income stock is traded on American Stock Exchange, whereas the stock that Rajbought is trades on the Chicago Stock Exchange

Question

Accepted Answer

Pick a number 
Let the  number be x 
Multiply it by 4
Therefore it will be 4x

2 Use deductive reasoning to show that the following produces always the original number increased by 2. Pick a number. Multiply it by 4. Add 8 to it. Divide the result by 4.