Question
Maths
March 17, 2019, 12:45 p.m.
Answer
If the function f from R to R is defined by f(x)=2x-3 and g from R to R by g(x)=x3+5, then find f ഠ g and show that f ഠ g us invertible. Also, find (f ഠ g)-1(x), hence find (f ഠ g)-1(9).
Maths
March 17, 2019, 11:56 a.m.
Answer
When a polynomial 2xqube 3xsqareplusax b is dividedbyx_2leaves the remainder 2 and z 2 leaves remainder _2 find a and b
How we came to know sin 75 is the result isn't this hit and trial method
