4. in the adjoining figure, abcd is a
parallelogram in which la = 60°. if the
bisectors of za and b meet dc at p,
prove that (i) zapb = 90°, (ii) ad = dp and
pb = pc = bc, (iii) dc = 2ad.

In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1

What statement is true? 2x^2-9x+2=-1

If the discriminant if a quadratic equation is 4 which statement describes the roots?