Question

. Write terms, factors and coefficient of each of the following algebraic expressions:

(i)2x-3 (ii) 2x2 + y2 - 3xy + 4
(iii) 6ab-4a-4b+5
(iv) 7p2 - 2q2

3. Identify the like terms in the following groups of terms:

(1)x?. -y2, 2xy2,4x2, -10xy,3y, -yax (ii) a, - 2b, 3c, 4, -C, 76

4. Add the following expressions:

(i)a2 + 2ab + b2, a? - 2ab + b2 (ii) 2a + 3b-9, 3a + 2b + 20
(iii)x3 - x2 + 7,-9x + 10x2 - 6,2x - 3x2 - 5

5. Subtract:

(i)3xy-4 from xy+1
(ii) 4a+3b-11 from 2a+2b
(iii)x?y - 4xy2 + 4xy from 2x2y + 3xy2

6. Simplify and find the value if m=-1, m2 + 2m - 2(5m +4)

7. Simplify and find the value if x=0, y=-1, 2x2 – 3xy + 5x2 + 4xy - y2 + 5

8. Find the value of the expression a? - b2 + c2 when a =4, b = -3 and c= 5?

please answer these questions with the correct answers​

Answer 1

Answer:

kaun si class se ho

Step-by-step explanation:

kaun si class se ho