Math, asked by jobanpreetkaur10, 4 months ago

x2-4x-21 factorize

Answers

Answered by sowbarnikaambaa

2

Step-by-step explanation:

=x^2-7x+3x-21

=x(x-7)+3(x-7)

=(x+3)(x-7)

Thisis the factors

Answered by harshkardile14

3

Answer:

Factorise :-

x^2 - 4x - 21

Using the method of spiliting the middle term.

x^2 - 7x + 3x - 21

x (x - 7) + 3 (x - 7)

(x - 7) (x + 3)

Answer :- (x - 7) (x + 3).

HOPE YOU LIKE IT,

Previous Question

Next Question

Similar questions

India Languages, 2 months ago

Write a gujarati essay on a family picnic...

Math, 2 months ago

The sum of the squares of two consecutive natural numbers is 41. Find the numbers.

English, 2 months ago

What do famous inventors do?

Math, 4 months ago

Urgent Urgent!!Pls tell fast as u can...

English, 4 months ago

5. Make sentences with the Verbs according to the tense given in brackets. a) repair (Simple Future Tense) -_________ b) enter (Simple Past Tense) -__________ c) begin (Simple Present Tense) -______...

Economy, 9 months ago

Explain the drawbacks of agricultural market...

Physics, 9 months ago

une boule de masse m=6g et de charge lq| = 1uC est lie a l'extrèmité d'un fil. L'autre bout du fil est fixe point I. On pose le pendule dans un champ électrostatique uniforme crée par deux plaques verticales P et N. 1-a l'équilibre la boule se trouve au point A telle que la droite IA forme un angle a = 25° par rapport à l'axe yy'. 1-1-Trouver l'intensité E du champ électrostatique. 1-2-déduire...

World Languages, 9 months ago

In a paragraph,define study skills...