Giải phương trình lượng giác sin^2(2x) =cos^2(x-pi/4)

Write the equations in logarithmic form 10^3=1,000

Jahdzia wears her winter coat when the temperature is colder than -4 degrees celsius. write an inequality that is true only for temperatures (t) at which jahdzia wears her winter coat.

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?