book Maths Puzzle Numerical Ability

I need to make a table showing the value of each expression when the value of the variable is 1,2,3,4,and 5. {{4x}}

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book Other Question

2*3 to the third power +4 equals 58 with no parenthesis how do you get an answer of 4374 or 279,936 using grouping symboles? 1-sin t - 1/sin t