MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Sum of Coefficients of All Terms

Find the sum ...

Question

Find the sum of coefficient of the expression
${(x + 2 y + 4 z)}^{10}$

Open in App

Solution

for sum of coefficients $x = y = z = 1$
$= (1 + 2 + 4)^{10}$
$= 7^{10}$

Suggest Corrections

thumbs-up

0

Similar questions

Q. Sum of coefficients in the expression of

(x + 2 y + z)^{10}

Q. Find the coefficient of

x y^{2}

in the following expression:

x (- x + 7 y^{2}) + y (2 x^{2} y + 3 x y - x) + x y (9 x y - 6 y)

Q. The two lines of expression for a distribution (x,y) are 3x+2y=7 and x+4y=9. Find the regression coefficient

b_{x y}

.

Q. The two lines of expression for a distribution (x,y) are

3 x + 2 y = 7

x + 4 y = 9

. Find the regression coefficient

b_{y x}

.

Q. Find the sum of the numerical coefficients of the algebraic expression:

2 x^{2} + 31 y - 5 x y

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Sum of Coefficients of All Terms

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Sum of Coefficients of All Terms

Standard XII Mathematics

Join BYJU'S Learning Program

CrossIcon