यदि A=[:(a,0,0),(0,b,0),(0,0,c):}], a=7^(x), b=7^(7^(x) )), c=7^(7^(7^(x))), फिर intabs(A)dx, जब...

If A=[{:(a,0,0),(0,b,0),(0,0,c):}], a=7^(x), b=7^(7^(x)), c=7^(7^(7^(x))), " then " intabs(A)dx, " where " abs(A) is the determinant of the matrix A, equals

The matrix A = [(0,0,-7),(0,-7,0),(-7,0,0)] is a

If A(adj A) = ((7k,0,0), (0,7k,0),(0,0,7k)) then find |adjA|.

If [{:(x, 0), (0, y):}] + [{:(-y, 4),(7, x):}] = [{:(4, 4), (7, 6):}] then x = ____ and y=___.

If A={:[(7,0),(0,7)]:}," then find "A^(n)(ninN) ________ .

log_((1)/(5))(2x^(2)+7x+7)=0

7^((log)_(7)x)+2x+9=0

int_(0)^((pi)/2)(tan^(7)x)/(cot^(7)x+tan^(7)x)dx is equal to

Let a_r=r(.^7C_r),b_r=(7-r)(.^7C_r) and A_r=[(a_r,0),(0,b_r)] . If A=sum_(r=0)^7 A_r=[(a,0),(0,b)] , then find the value of a+b .

Which is the correct ascending order of the given numbers ? A. (3)/(7), 0.3, (2)/(7) B. 0.3, (2)/(7), (3)/(7) C. (2)/(7), 0.3, (3)/(7) D. (2)/(7), (3)/(7), 0.3