1800-150-456-789
FlagBACK
Flag 10 grade maths> Question 19=? Tuffest questions i have fo...
question mark

Question 19=? Tuffest questions i have found! !! Soln????..........

pushkar , 5 Years ago
Grade
anser 1 Answers
Pooja

Last Activity: 5 Years ago

Given that x +b/x= a
Hence x2 +b =ax..........(1)
And x3 + bx = ax2..........(2)
 
Also x3=a+1
Substituting value in en(2)
 a + 1 + bx = ax2
Substituting value of x2 from eq(1)
a + 1 +bx= a(ax-b)
a + 1 +bx = a2x -ab
a2x - bx = ab + a + 1
x=(ab+a+1)÷(a2-b)
 
Ans is option C
 
 
 

Provide a better Answer & Earn Cool Goodies

star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free

Other Related Questions on 10 grade maths

question mark
What are the advantages and disadvantages of mean, median and mode?
10 grade maths
1 Answer Available

Last Activity: 1 Year ago

question mark
Find the sum of the first 100 natural numbers.
10 grade maths
1 Answer Available

Last Activity: 3 Years ago

question mark
AOBC is a rectangle whose three vertices are A(0,-3), O(0,0) and B (4,0). The length of its diagonal is__
10 grade maths
1 Answer Available

Last Activity: 3 Years ago

question mark
For an AP, it is given that first term (a)= 5 and Common Difference (d) = 3 and nth term = 50. Find n and sum of first n terms of AP
10 grade maths
1 Answer Available

Last Activity: 3 Years ago

question mark
The value(s) of k for which the quadratic equation 2x^2 + kx + 2 = 0 has equal roots, is (a) 4 (b) pm 4 (c) -4 (d) 0
10 grade maths
1 Answer Available

Last Activity: 3 Years ago