one zero of the quadratic polynomial …

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

Install Now

one zero of the quadratic polynomial x2 + 3x + k is 2, then the value of k is 10 -10 5

Posted by Mukul Kumar 1 year, 9 months ago

CBSE > Class 10 > Mathematics

1 answers

Soham Singh 1 year, 9 months ago

Given, x=2 p(x)=x²+3x+k Putting the value of x p(2)=2²+3(2)+k => 4+6+k=0 k=-10

1Thank You

ANSWER

Related Questions

sin60° cos 30°+ cos60° sin 30°

Posted by Vanshika Bhatnagar 3 months, 4 weeks ago

CBSE > Class 10 > Mathematics

2 answers

Water

Posted by S Prajwal 2 weeks, 2 days ago

CBSE > Class 10 > Mathematics

0 answers

Find cosec 30 degree and cause 60 degree geometrical

Posted by Hari Anand 2 weeks, 2 days ago

CBSE > Class 10 > Mathematics

0 answers

(A + B )²

Posted by Abhishek Gupta 4 months ago

CBSE > Class 10 > Mathematics

1 answers

Find the nature of quadratic equation x^2 +x -5 =0

Posted by Parinith Gowda Ms 4 months ago

CBSE > Class 10 > Mathematics

0 answers

Find the sum of the odd no. Between 0 and 50

Posted by Kanika . 2 months ago

CBSE > Class 10 > Mathematics

1 answers

Venu Gopal has twice

Posted by Lakshay Kumar 1 week, 2 days ago

CBSE > Class 10 > Mathematics

0 answers

Is it possible to design a rectangular mango Grove whose length is twice it's breadth, and the area is 800m²? If so, find it's length and breadth

Posted by Akshata Choukse 3 months, 4 weeks ago

CBSE > Class 10 > Mathematics

0 answers

X-y=5

Posted by Kishan Thakur 1 month, 3 weeks ago

CBSE > Class 10 > Mathematics

1 answers

If 1/2 is a root of equation x^2+kx- 5/4 =0 , then what is the value of k

Posted by Parinith Gowda Ms 4 months ago

CBSE > Class 10 > Mathematics

1 answers

myCBSEguide

CBSE, JEE, NEET, CUET

myCBSEguide

Test Generator

CUET Mock Tests

Download myCBSEguide App

All Courses

Other Websites

CBSE Courses

Resources

Corporate

NCERT Solutions

CBSE Sample Papers