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Answer:
an = 5.9 + (n – 1) × (-0.4)
Step-by-step explanation:
The spring will be stretched 18.2 inches by force of 26 pounds.
Step-by-step explanation:
7 pound stretches the spring = 4.9 inches
Ratio of force to spring = 7:4.9
New force = 26 pounds
Spring stretched = x
Ratio of new force to spring = 26:x
Using proportion;
Ratio of force to spring :: Ratio of new force to spring
Product of mean = Product of extreme
Dividing both sides by 7
The spring will be stretched 18.2 inches by force of 26 pounds.
Keywords: ratio, proportion
Learn more about proportions at:
#LearnwithBrainly
Answer:
5
Step-by-step explanation:
Rise over run... slope formula:
x=0, y=0
x=1, y=5