Question

Find the 19th term of the A.P 10, 15, 20,….

a =10, d= , t19=?

tn = a + (formula)

t19= 10 + (substituting the value)

t19 =​

Answer 1

Answer:

if $x = 3 + \sqrt{8}$then the value of$( {x}^{2} + 1 \div {x}^{2} )$is

Answer 2

Answer:

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Step-by-step explanation:

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