What is this simplified? y+x+y+y+x

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

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

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a