4. 5. 6. Let a and be two real numbers such that a + B = 1 and a = -1. Let P =(a)" +(B)", Pn-1 = 11 and Pn+1 = 29 for some integer n1. Then, the value of p is....... Let z be those complex numbers which satisfy z+54 and z(1+i)+7(1-i)-10,i=-1. If the maximum value of z+1 is a+B2, then the value of (a + B) is....... Let ta be an integer such that all the real roots of the polynomial 2x5 +5x+10x3 + 10x+10x + 10 lie in the interval (a, a +1). Then |a| is equal to..........