What is the sum of the polynomials? o 1.38 +2-42t + 8
he
Η το
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O 1.33 + t2_6t+8
0 1.90 +8.42 – 420
O 1.982 – 42t + 8
DONE

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 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 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Use sigma notation to represent the following series for 9 terms.

Asap will give brainiest to first person to answer what is the measure of angle b in the triangle? enter your answer in the box.m∠b=