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hi please i need the complete step-by-step solution thank you ❤️​

Hi Please I Need The Complete Stepbystep Solution Thank You class=

Answer :

Step-by-step explanation:

Refer to the attachment

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Answer:

• First term, a1 = 24

• Last term, l = 68

  • → From the general A.P formular;

[tex]{ \boxed{ \rm{l = a _{1} + (n - 1)d}}} \\ [/tex]

• Therefore:

[tex]{ \rm{mean = \frac{1}{2} (a _{1} + l)}} \\ \\ { \rm{mean = \frac{1}{2}(24 + 68) }} \\ \\ { \boxed{ \rm{mean = 46 \: terms}}}[/tex]

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