Question

Write next two lines Explain the general principle using algebra.


( x +1 ) (y + 1)
xy +x+y
b)
Find 21 x 31 using above principle.​

Answer 1

Answer:

to an arbitrary numberx instead of 0, we obtainf (x+2 ) = f (x+3), and sof is ... This is an equality of the same type, with the observation that x1 − y1 could be ... det(xA + yB) = a0(x)y3 + a1(x)y2 + a2(x)y + a3( x),.