Question
second last question sir
Maths
March 13, 2020, 2:14 p.m.
Answer
How you reciprocal dx/dy ...in question it is (1-y^2)dx/dy plus yx = ay and you solve (1-y^2)dy/dx plus yx=ay
Maths
March 13, 2020, 1:42 p.m.
Answer
From a quadratic equation whose roots are squares of roots of quadratic equation 5 x square - 2 x 1
a statue 1.6 metre tall stands on the top of a pedestal from a point on ground the angle of elevation of the top of the statue is 60 metre and from the same point the angle of elevation of the top of the pedestal is 45 degree find the height of the pedestal use root 3 is equal to 1.73