Geological quetsion please help!

The tangent of an angle is not which of the following? a) ratiob) proportionc) fractiond) opposite over adjacent

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y