Question

The sum of first term and ninth term is 32
a) what is the sum of second term and eight term?
b) what is the fifth term ?
c) if the sixth term is 19 then what is its common difference?
d) write the first term of this sequence​​

Answer 1

Hi friend here is your answer.

$\mathfrak{given} : \\ \star \: \mathfrak{the \: sum \: of \: first \: term \: and \: ninth \: term \: is \: 32} \\ \mathfrak \blue{too \: find} : \\ \star \mathfrak \red{what \: is \: the \: sum \: of \: second \: and \: eighth \: term } \\ \mathfrak{solve} : \\ \green{a + a_{9} = 32 } \\ \green{a + a + 8d = 32} \\ \green{2a + 8d = 32} \\ \green{2(a + 4d) = 32} \\ \green{a + 4d = \frac{32}{2} } \\ \green {a + 4d = 16}$

Hope my answer will help yOu.

Answer 2

Step-by-step explanation:

I I hope this will help you