Determine the sum of the first 10 terms of each geometric sequence: 4 + 12 +36 + ...; 210

a. 118096
b. 118098
c. 2097150
b. 2097152

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Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Find the area of the regular hexagon if a side is 20 cm.

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500