Question

(1) Which of the following is a like term of 7xy?(A) 8xy2 (B)-8xy(C) 16 x2 y 2 (D) 7 x2 y (2) Which of the following is a binomial expression? (A) x (B) zx+y+c (C) x + y (D) 0 (3) The sum of polynomials ab + ac and ab – ac is __________ (2ab, ac, 2ac, ab) (4) Subtracting x 2 - y 2 + z2 from x2 - y 2 - z 2 , the resultant expression is _______ (2x 2 ,2y 2 , -2z 2 ,૦) (5) The product of m 2 , n2 andm 2 n 2 p 2 is _________ .(m4 n 4 p 2 ,m 2 n 2 p 2 , m 2 p 2 , n 2 p 2 ) (6) The product of xy and is ____________. (1, ૦, x 2 y 2 , xy)​

Answer 1

Answer:

(B) -8xy. is the right answer