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2 answers:
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The extraneous solution is x=-1 and x=-6
Step-by-step explanation:
Given the question as;
Eliminate the root in the left hand side
solve the quadratic equation by factorization
Find multiples of 6 that add up to 7-------- 1*6
Rewrite the equation as;
x²+7x+6=0
x²+6x+x+6=0
x(x+6) +1 (x+6) =0
(x+1)(x+6) =0
x+1=0
x=-1
or
x+6=0
x=-6
The roots are, x=-1, and x=-6
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Quadratic equations : brainly.com/question/1332667
Keywords : extraneous, solution
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The complete questions is:
The ice cream shop needs 5 pounds of strawberries for every gallon of strawberry ice cream. the shop chooses to produce 4 gallons of chocolate ice cream. how many pounds of strawberries should the shop purchase?
Pounds of strawberry ice cream needed to be bought by the shop exists 20 pounds.
<h3>How many gallons of strawberry ice cream can the shop efficiently produce?</h3>The ice cream shop requires 5 pounds of strawberries for every gallon of strawberry ice cream and the shop chooses to make 4 gallons of ice cream,
Quantity of chocolate ice cream created in the shop = 4 gallons
Quantity of strawberries needed for each gallon of ice cream = 5 pounds
Pounds of strawberries needed to be bought by the shop = Quantity of chocolate ice cream created by the shop Quantity of strawberries needed for each gallon of ice cream
= 20 pounds.
Pounds of strawberries needed to be bought by the shop exists 20 pounds.
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