Question 19
Fill in the blanks to make the statement true.
3a2b and −7ba2 are ___ terms
3a2b and −7ba2 are like terms as both have same algebraic factor a2b.
Question 33
(−157)×(−19)+157= ___ .
Question 20
−5a2b and −5b2a are ___ terms.
Question 131
Fill in the blank to make the statement true.
19 x 12 + 19 = 19 x (12 +........)
Question 133
32 × (27 × 19) = (32 × ...........) × 19