Question

4) Divide and write the quotient and remainder foreach. Also check to see if your division is correctusing the rule: dividend =(divisor x quotient) +remainder.(i) x² + 5x + 6 by x + 2(ii) y? - 2y + 5 by y +1(iii) m? - 3m + 7 by m -2(iv) x? - 8x - 12 by x +4(v) 3y2 +10y - 9 by 3y - 2(vi) a' - 2a² + a + 2 by a + 2​

Answer 1

Answer:

Class 8

>>Maths

>>Factorisation

>>Division of Algebraic Expressions

>>Divide (x^2 + 5x + 6 )by ( ...

Question

Bookmark

Divide (x

2

+5x+6) by (x+2).

Medium

Open in App

Open_in_app

Solution

verified

Verified by Toppr

We divide the given polynomial x

2

+5x+6 by the monomial x+2 as shown below:

x+2

x

2

+5x+6

=

x+2

x

2

+3x+2x+6

=

x+2

x(x+3)+2(x+3)

=

x+2

(x+2)(x+3)

=x+3

Hence,

x+2

x

2

+5x+6

=x+3.

Step-by-step explanation:

very easy

Answer 2

answer :

a ) 4

b) 5

c) 8

d) 4

e) 9

f) 7

g) 2