Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

Find  the value of p of which the equation px^2 -5x +p = 0 has equall root 
 
Asked by sucharitasahoo1 | 24 Nov, 2017, 09:00: PM
answered-by-expert Expert Answer
begin mathsize 16px style We space have px squared minus 5 straight x plus straight p equals 0 Comparing space with space ax squared plus bx plus straight c equals 0 comma space we space get straight a equals straight p comma space straight b equals negative 5 space and space straight c equals straight p straight D equals straight b squared minus 4 ac equals open parentheses negative 5 close parentheses squared minus 4 cross times straight p cross times straight p equals 25 minus 4 straight p squared The space equation space has space equal space roos. rightwards double arrow straight D equals 0 rightwards double arrow 25 minus 4 straight p squared equals 0 rightwards double arrow 4 straight p squared equals 25 rightwards double arrow straight p squared equals 25 over 4 rightwards double arrow straight p equals plus-or-minus 5 over 4 end style
Answered by Rashmi Khot | 25 Nov, 2017, 02:41: PM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 10 - Maths
if one of the zeroes of quadratic polynomial F(x) = 4x² - 8kx - 9 is equal in magnitude but opposite in sign, find K
Asked by rrajansinghakb199 | 08 Apr, 2024, 05:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
2 x square - 2 root 2 X + 1 is equal to 0
question image
Asked by goyelgurav | 18 Dec, 2023, 11:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
(x+1)²=2(x-3)
Asked by Kunalbaniya384 | 25 Nov, 2023, 08:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
if alpha and beta are the zeros of the polynomial ax2+bx+c find the value of alpha3+beta3
Asked by mehraharshit.dk000 | 05 Oct, 2023, 08:05: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
what is discriminant
Asked by atharvsharma971 | 06 Jun, 2022, 10:30: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
1,2&3
question image
Asked by zk4656260 | 31 May, 2022, 05:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
FOR WHAT VALUE OF n THE EQUATION 2x2-nx+n=0 has coincident roots
Asked by ankur.spsharma | 02 May, 2022, 11:54: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
3x2+32x+24=0
Asked by nehakoushik101 | 01 May, 2022, 09:13: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
(a^2+b^2)x^2-2(ac+bd)x+(c^2+d^2)=0
Asked by iambkhatun343 | 14 Feb, 2022, 12:57: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
yqshvi
question image
Asked by semilmasani6005 | 28 Dec, 2020, 01:45: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×