Give out the according to the fundamental theorem of algebra, how many roots exist for the polynomial function? f(x) = 4x^5 – 3x 1 root 2 roots 4 roots 5 roots

When ∆rst is translated 4 units down, what are the apparent coordinates of t’? give 15 points

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Math question.. plz me .. best answer all