Mu + m s =90° m t + m s =90° what is the reqson

Find |−5|. a. −5 b. 5 c. one-fifth d. –one-fifth !

Factor this polynomial completely x^2-64

Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your