Question

Q.1 – Choose the correct option

(i) There are infinitely many rational number b/w any two given _______

(a) Irrational number (b) Fractional number

(c) Rational number (d) All of these

(ii) Evaluate using suitable identities is (999)3= ?

(a) 997002999 (b) 997002987 (c) 987459497 (d) 997003999

(iii) If

10 25 2

=

y

, then

− y

10

equals ?

(a)

5

1

− (b)

50

1

(c)

625

1

(d)

5

1

(iv) If

x − 2

is a factor of

x 3ax 2a

2

+ − , then

a =

(a) 2 (b) -2 (c) 1 (d) -1

(v) Solid has?

(a) One dimensional (b) two dimensional

(c) Three dimensional (d) four dimensional​

Answer 1

Answer:

Solid has three dimensions.

Hope this helps...

Answer 2

Answer:

ask questions one by one other wise no one will answer