maths class 9

π is.

• Rational

• Irrational

• Both rational and irrational

Tags

CCSS.HSN.RN.B.3

Write the standard form of linear polynomial in one variable.

• ax +b

• ax- c

• ax -b

• -ax-b

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What is the distance of point (3 ,4) from y axis

• 4 units

• 3 units

• 7 units

• 1 unit

Tags

CCSS.HSG.GPE.B.7

What is the distance of point (3 ,4) from y axis

• 4 units

• 3 units

• 7 units

• 1 unit

Take a line segment having length 10 cm. Bisect it one time. Again bisect the bisected part and continue it. What will be the limit of this sequence process ?

• 1 cm

• 
  

  $\infty$
  

• - $\infty$

• 0

A 24 cm long long cucumber is bisected continuously for half-half part. How many times should it be cut until it becomes a 0 cm?

• 100 time

• 10 times

• infinitely many

• 1000 times

What is the area of the rectangle?

• A

  2n² - 10n - 25

• B

  n² + 25

• C

  n² - 10n + 25

• D

  n² - 25

 If x =  $\sqrt{2}\ \ -\ 1$  then  $\frac{1}{x}$   is 

•  $\sqrt{2}\ +\ 1$  

•  $\sqrt{2}\ -\ 1$  

• 1

• 2

If x = 3 + 2  $\sqrt{2}$  then  $\sqrt{x}-\frac{1}{\sqrt{x}}$  is

• 1

• 2

• can not be found out

• none of these

 $If\frac{\sqrt{3}-1}{\sqrt{3}+1}=\ x\ +\ y\sqrt{3}$ then values of x and y are

• x = 2 , y = -1

• x = - 2 , y = -1

• x = - 1 , y = 2

• none of these