3 of all the trees planted by a landscaping firm, 90 % survive, what is the probability that it
or more of the 16 trees just planted will
sorvire? une table) of binomial prob.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

If the value of cos330°is√3/2 then find cos 165°.