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If P=(4,-1) is the midpoint of the segment AB, where A(2, 5), find B.
x= (a^3 +b^2- $\sqrt{\Box}$)/(a*b+c)
dy/dx=cot
find the value of a,if 3a divide by 2a = 2.
On a circle of radius 7 units, PQ and QR are chords of length 7 units each. What is the length of the chord PR in units
b$^2$-1
5x+7/10x-3
25r$^2$-16
let A=[a_ij] where a_ij= u_iv_j for a 1<=i<=n ,1<=j<=n and u_i ,v_j belong to r satisfies A^5=16 A.Find tr(A)
k $^2$ -16