What expression is equivalent to 3y - 21? a. 3(y - 21) , b. 3(3y - 21) , c. 3(3y - 7) , d. 3(y - 7) . need quickly! < 3

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Write the equations in logarithmic form 7^3=343

The number of members f(x) in a local swimming club increased by 30% every year over a period of x years. the function below shows the relationship between f(x) and x: f(x) = 10(1.3)xwhich of the following graphs best represents the function? graph of f of x equals 1.3 multiplied by 10 to the power of x graph of exponential function going up from left to right in quadrant 1 through the point 0, 0 and continuing towards infinity graph of f of x equals 10 multiplied by 1.3 to the power of x graph of f of x equals 1.3 to the power of x