幫我解解這幾條問題。(幫我解做中文tim!)
Algebraic Expression , no.of terms , coef.of 'X' , constant term
1. 2X(二次方)+9X-6 , ________ , ________ , ___________
2. X(二次方)-2X , _________ , ________ , ___________
3. 6-2X+9y-z , __________ , ________ , ____________
4. 3a-6b+7x-4y+20 , ___________ , ________ , _____________
Algebraic Expression , like terms
e.g. 5a+3b-2b+a , 5a,a / 3b,-2b
1. 9ac+6bc-2ac+3-2a+b , ________________________
2.9xy+yx-2x(二次方)y(二次方)+3x(3次方)y-y(3次方)x ,
______________________________________________________
PLX!!!!!!!!!!!!!!!!!!!!!!!!