Factorise the following.​

ii.

v.

Step-by-step explanation:

ii.

(Rewrite using Exponent Rules)

(Difference of Squares)

(Expand the terms in the first parentheses, use the difference of squares again to further factor the terms in the second parentheses)

(Simplify)

v.

(Rewrite using Exponent Rules, notice that this is now a perfect square trinomial)

(Factor using perfect square trinomial formula)

Hope this helps!

the first question mark is 6 and the second question mark is 26 (the square root)

step-by-step explanation:

step-by-step explanation:   divide the numerator by the denominator to get the decimal

it would still be 193

if divide by 100 then 1.93

i am not sure