CLASS-IX MOCK TEST (06-08-2021)

CLASS-IX MOCK TEST (06-08-2021)

9th - 12th Grade

19 Qs

quiz-placeholder

Similar activities

Law of logarithms

Law of logarithms

9th - 10th Grade

20 Qs

Powers (Multiplying, Dividing, Power to a Power)

Powers (Multiplying, Dividing, Power to a Power)

8th - 9th Grade

21 Qs

Integralrechnung

Integralrechnung

11th Grade

15 Qs

Derivatives

Derivatives

11th Grade

16 Qs

INTEGRAL TAK TENTU

INTEGRAL TAK TENTU

11th Grade

20 Qs

Formulario Derivadas

Formulario Derivadas

10th Grade - University

16 Qs

Properties of Logarithms

Properties of Logarithms

11th Grade

17 Qs

Derivatives

Derivatives

11th Grade - University

15 Qs

CLASS-IX MOCK TEST (06-08-2021)

CLASS-IX MOCK TEST (06-08-2021)

Assessment

Quiz

Mathematics, English

9th - 12th Grade

Hard

Created by

RAGHAVENDRAN R

Used 1+ times

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The expansion of (x + y)n where x and y any two real numbers and n is any positive integer, maybe stated as follows

nC0 xn - nC1 xn-1 y + nC2 xn-2 y2 - nC3 xn-3 y3 … + nCn yn

nC0 xn + nC1 xn-2 y + nC2 xn-1 y2 + nC3 xn-3 y3 … + nCn yn

nC0 xn + nC1 xn-1 y + nC2 xn-2 y2 + nC3 xn-3 y3 … (-1)n yn

nC0 xn + nC1 xn-1 y + nC2 xn-2 y2 + nC3 xn-3 y3 … + nCn yn

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The expansion of (x - y)n where x and y any two real numbers and n is any positive integer, maybe stated as follows

nC0 xn - nC1 xn-1 y + nC2 xn-2 y2 - nC3 xn-3 y3 … + nCn yn

nC0 xn - nC1 xn-1 y + nC2 xn-2 y2 - nC3 xn-3 y3 … (-1)n ncn x0 yn

nC0 xn - nC1 xn-1 y + nC2 xn-2 y2 + nC3 xn-3 y3 … (-1)n yn

nC0 xn + nC1 xn-1 y + nC2 xn-2 y2 + nC3 xn-3 y3 … + nCn yn

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The total number of terms that comes in the expansion of (x+y)n is

n

n-1

n+1

none of thse

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tr + 1 =

nCr xn-r . yr

xn-r . yr

nC0 xn + nC1 xn-1 . y + nC2 xn-2 . y2 + … + nCn yn

nC0 xn - nC1 xn-1 . y + nC2 xn-2. y2 + … + nCn yn

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The middle term in  (x+y)n\left(x+y\right)^n  is

 

 \frac{n}{2}+1 where n is odd

   n+12 where n is even\frac{n+1}{2}\ where\ n\ is\ even 

 n2+ 1 where n is even\frac{n}{2}+\ 1\ where\ n\ is\ even 

both 1 & 2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The greatest binomial co-efficient in (x+a)n is

ncn+12 n_{c_{n+\frac{1}{2}}}\ when n is odd

ncn+12 n_{c_{\frac{n+1}{2\ }}}\ when n is even

ncn2 n_{c_{\frac{n}{2}}}\ when n is even

ncn2+1 n_{c_{\frac{n}{2}+1}\ }

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The middle term in (x+y)n is ______

n+12 \frac{n+1}{2}\ when n is odd

n+32 \frac{n+3}{2}\ when n is even

n+32 \frac{n+3}{2\ }\ when n is odd

both 1 & 3

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?