(1 point) Suppose that f(x) and g(x) are given by the power series f(x)=5+4x+4x2+4x3+⋯
and
g(x)=7+4x+2x2+2x3+⋯.
By multiplying power series, find the first few terms of the series for the product
h(x)=f(x)⋅g(x)=c0+c1x+c2x2+c3x3+⋯.

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.