Write the correct alternative in the following:If y = axn+1 + b x–n, then

Given:=n(n+1)[a xn+1 +bx-n]=n(n+1)y

Q3 of 96 Page 12

Write the correct alternative in the following:
If y = axⁿ⁺¹ + b x^–n, then

Given:

=n(n+1)[a xⁿ⁺¹ +bx^-n]

=n(n+1)y

Write the correct alternative in the following:

If x = a cos nt – b sin nt, then is

Write the correct alternative in the following:

If x = at², y = 2at, then

Write the correct alternative in the following:

If x = t², y = t³, then