Mental Ability-Basic Algebra (NCO- Cyber Olympiad Class 9): Questions 16 - 22 of 101

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 410 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or

Question number: 16

» Mental Ability » Basic Algebra

MCQ▾

Question

One of the factors of the expression X8Y8 is

Choices

Choice (4) Response

a.

(X3+Y3)

b.

(X13+Y13)

c.

(X23+Y23)

d.

(X+Y)

Question number: 17

» Mental Ability » Basic Algebra

MCQ▾

Question

If ma=or=n and ob=mz=x , then

Choices

Choice (4) Response

a.

a+b=r+z

b.

ab=rz

c.

ab=rz

d.

ab=rz

Question number: 18

» Mental Ability » Basic Algebra

MCQ▾

Question

pc=rm=q and rd=pq=s , then

Choices

Choice (4) Response

a.

c+d=q+m

b.

cd=qm

c.

cd=qm

d.

cd=qm

Question number: 19

» Mental Ability » Basic Algebra

MCQ▾

Question

(a+1a)=4 then (a4+1a4) equals

Choices

Choice (4) Response

a.

97

b.

1233

c.

194

d.

180

Question number: 20

» Mental Ability » Basic Algebra

MCQ▾

Question

When simplified and expressed with negative exponents, the expression (x+y)2(x2+y2) is equal to

Choices

Choice (4) Response

a.

x2+y2

b.

x2+21x1y1+y2

c.

(x2+21x1y1+y2)(y2+x2)(x2y2)

d.

(x2y2)(x2+21x1y1+y2)y2+x2

Question number: 21

» Mental Ability » Basic Algebra

MCQ▾

Question

If m=XYZ(XYYZ) then Z equals

Choices

Choice (4) Response

a.

m1 + YZ

b.

XYZ-mX-m

c.

m(XY-Y)ZX

d.

mXX + M

Question number: 22

» Mental Ability » Basic Algebra

MCQ▾

Question

Expression (A+B)2(A2+B2) is equal to

Choices

Choice (4) Response

a.

A2+B2

b.

A2+2A1B1+B2

c.

B2+A2A2B2(A2+2AB+B2)

d.

A2B2(B2+A2)(A2+2AB+B2)

Sign In