Simplify (3x^2-x+7)+(6x^2-3)

9x^2-4x_7
9x^2-4x+4
-3x^2-x+4
9x^2-x+4

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse

i would say b) is your answer

sorry if im wrong

step-by-step explanation:

“a term can be a signed number, a variable, or a constant multiplied by a + sign or j sign. in , the terms are 5x , 3y and 8. when a term is made up of a constant multiplied by a variable or variables, that constant is called a coefficient.” i hope this you.