Home
Class 12
MATHS
If a*b=a^b then (2*1)*2=...

If `a*b=a^b` then `(2*1)*2`=

A

8

B

2

C

4

D

16

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • Appilications of Derivative

    JMD PUBLICATION|Exercise Exercise|37 Videos

Similar Questions

Explore conceptually related problems

If the oints (a_1b_1),(a_2b_2) and (a_1-a_2,b_1-b_2) are collinear, then show that a_1b_2=a_2b_1

If a^2+b^2=1 , prove that (1+b+ia)/(1+b-ia)= b + ia .

If a, b, c are sides of a triangle and |(a^2,b^2,c^2),((a+1)^2,(b+1)^2,(c+1)^2),((a-1)^2,(b-1)^2,(c-1)^2)|=0 then

If a + b = 1, a gt 0, prove that (a + (1)/(a))^(2) + (b + (1)/(b))^(2) ge (25)/(2)

If the area of the triangle formed by the points (2a,b), (a+b, 2b+a) and (2b, 2a) be Delta_(1) and the area of the triangle whose vertices are (a+b, a-b), (3b-a, b+3a) and (3a-b, 3b-a) be Delta_(2) , then the value of Delta_(2)//Delta_(1) is

If a=1, b=-2 find the value of given expressions a^(2)-b^(2)

Using a^2 – b^2 = (a + b) (a – b) , find: (1.02)^2 – (0.98)^2

if a, b, c, a_1, b_1 and c_1 are non-zero complexnumbers satisfying a/a_1+b/b_1+c/c_1=1+i and a_1/a+b_1/b+c_1/c=0, where i=sqrt-1, the value of a^2/a_1^2+b^2/b_1^2+c^2/c_1^2 is (a)2i (b)2+2i (c)2 (d)None of these

Using a ^(2) - b ^(2) = (a + b) (a -b), find : 12.1 ^(2) - 7.9 ^(2)

Using a^2 – b^2 = (a + b) (a – b) , find: 12.1^2 – 7.9^2

Home
Profile