(1+x+x^2)^171 what is the sum of the coefficients?
(1+x+x^2)^171 what is the sum of the coefficients?
hinduja , 11 Years ago
Grade 12
10 grade maths> (1+x+x^2)^171 what is the sum of the coef...
3 AnswersRavi
Put x=1 and solve the expression to get the sum of coefficients.
(1+1+1)^171
.................................................................................................................................................................................................................................................................................
(1+1+1)^171
.................................................................................................................................................................................................................................................................................
Shobhit Varshney
Hi,
If we expand, (1+x+x2)171= ao+ a1x+ a2x2….... (it would be a function of x.)
So, To get the sum of the coefficients,
put x = 1 in the above equation,
(1+1+1)171= ao+ a1+ a2+ ….................... = 3171
thanks
If we expand, (1+x+x2)171= ao+ a1x+ a2x2….... (it would be a function of x.)
So, To get the sum of the coefficients,
put x = 1 in the above equation,
(1+1+1)171= ao+ a1+ a2+ ….................... = 3171
thanks
rahul
the answer will be 3^171
LIVE ONLINE CLASSES
Prepraring for the competition made easy just by live online class.
Full Live Access
Study Material
Live Doubts Solving
Daily Class Assignments
Other Related Questions on 10 grade maths
How do you find the Maclaurin series for tanx?
How do you find the Maclaurin series for tanx?
10 grade maths
1 Answer Available
Last Activity: 10 Months ago
Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the equation is not about the fifth postulate.)
Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the equation is not about the fifth postulate.)
10 grade maths
1 Answer Available
Last Activity: 10 Months ago
The smallest composite number is ______.
(a) 2
(b) 4
(c) 1
(d) None of these
The smallest composite number is ______.
(a) 2
(b) 4
(c) 1
(d) None of these
10 grade maths
1 Answer Available
Last Activity: 10 Months ago
Find the arithmetic mean of the first ten odd natural numbers.
Find the arithmetic mean of the first ten odd natural numbers.
10 grade maths
1 Answer Available
Last Activity: 10 Months ago