Question

3) find
the oticed the middle term in the
expansong (3x +7 418​

Answer 1

Answer:

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Answer 2

Answer:

A field is 78 m long and 27 m broad. A rectangular shaped pit of length 13m and breadth 12 m is

dug inside the field and the mud taken out is spread evenly over the remaining part of the field

to a thickness of 25 cm. Find the depth of the pit.