Click the correct answer (True & False).
Click the correct answer.
What is the value of (2xy2z3) × (6x3y2z)?
12x3y3z4
8x4y4z4
12x4y4z4
8x4y3z5
What is the sum of (a – b + ab), (b + c – bc) and (c – a – ac)?
2c + ab – ac – bc
2c – ab – ac – bc
2c + ab + ac + bc
2c – ab + ac + bc
What is the sum of (8a2 – 5ab + 3b2), (2ab – 6b2 + 3a2) and (b2 + ab – 6a2)?
5a2 + 2ab – 2b2
5a2 – 2ab + 2b2
5a2 – 2ab – 2b2
5a2 – 2ab – 3b2
What is the sum of (6px – 2qy + 3rz) and (6qy – rz – 11px)?
5px + 4qy + 2rz
–5px + 4qy + 2rz
–5px + qy + 3rz
–5px – 4qy – 2rz
Click the correct answer.
In algebraic expressions, the elements separated by + or – sign are called
.
constants
terms
variables
The expressions 2x – 3y, 6xy + 7 and 3a2b + 5ab2 are examples of
.
trinomials
binomials
monomials
Multiplication of two monomials involves repeated use of the law of commutativity and the law of
of multiplication.
multiplicative identity
distributivity
associativity
Two monomials containing unlike terms, when added give a
.
binomial
trinomial
monomial
(a – b + ab) + (b – c + bc) + (c – a + ac) =
ab – bc + ac
ab + bc – ac
ab + bc + ac
