P(x)= 50(1.03)^x where x is the number of years since 2000. In which year will the population reach 100 million

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Which of the following tables represents exponential functions?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a. p.