mark (√) against the correct answer in each of the following:
given = let, tan-1x3 = z⇒ ⇒ so,where c is the integrating constant.
correct fill in the blank (xiv). find and correct the errors in the following mathematical statements

q19) following with the same question a - ii, b - iv, c - i, d - iii solution: ` x = {:((-4/5,-1),(2/5,1)):}` answer: k=7 a, b and c answer: na
solution: na answer: `4+1+(1)/(4)+(1)/(6)+...`
solution: n/a