Question

the area of a rectangular field is (a^2-19a+90) square units. find the width of the rectangle if its length is (a-9)units

Answer 1

Area = a2 - 19a + 90
Length = (a-9)
Width = area / length
= (a-10)

Answer 2

Answer:

(a - 10)

Area = a² - 19a + 90

length = (a- 9)

Width = area / length

= (a- 10)

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