1) One solution of an equation (sin x+cos x) =2 is c) b) 2x 2) The modules of a complex number & Si(VSi +1) is a) 576 b) s-7 c) 448 d) 24 3) Which of the following represents (-0"? a) I b) -i e) i d)...

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Extracted text: 1) One solution of an equation (sin x+cos x) =2 is c) b) 2x 2) The modules of a complex number & Si(VSi +1) is a) 576 b) s-7 c) 448 d) 24 3) Which of the following represents (-0"? a) I b) -i e) i d) -1 4) What is the inverse of a conditional pq? a) -p4 b) -p-4 c) -9-P d) qp 5) The determinant of a matrix k k k is equal to a) k b) c) 3k d) Zero [x+4 3x 6) For what value of x, matrix 3 has no inverse? a) -5 b) 5 10 c) d) 0 7) Which of the following is a reminder when (x-2x) is divided by (x-2)? a) 6 b) -10 e) 10 d) -6 8) If -lis a root of + pr -x+2=0 then value of p is equal to: a) -4 b) 0 c) -2 d) 2 9) 2 are the partial fractions of: * x+1 x+3 a) x(x +1) x-3 c) x(x+1) 3-х d) x(x+1) b) I+3 x(x+1) 10) If 4, H are the AM, HM between 6 and 8 then A-H is; 161 22 b) d) 47 a) 24