Joey wants to build a rectangular garden. He plans to use a side of a river for one side of the garden, he will not place fencin
g along this side of the garden. He has 92 yards of fencing material. What is the maximum area that will be enclosed
2 answers:
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Question:
The square of a number decreased by 3 times the number is 28 find all possible values for the number
Answer:
The possible values of number are 7 and -4
Solution:
Given that the square of a number decreased by 3 times the number is 28
To find: all possible values of number
Let "a" be the unknown number
From given information,
square of a number decreased by 3 times the number = 28
Let us solve the above quadratic equation
Using the above formula,
Thus the possible values of number are 7 and -4