Class 10 Application of Trigonometry [Height and Distance] Solved Problems (14Q) Question 01: The angle of elevation of an aeroplane fr...

1. If x=1 is a zero of a polynomial f(x) = x 3 -2x 2 +4x+k. Write the value of k                        (Ans. k= -3) 2. For what value o...

Section-A 1. The zeroes of the quadratic polynomial x 2 + 99x + 127 are (A) both positive (B) both negative (C) one positive and ...