There is no real shortcut in learning integration formulas. You should take time learning and understanding how the formulas are derived until you are familiar with the formulas and you can easily recall the formulas. Hope this answers the question.
First one. volume is L*W*H and it should be multiplication not addition (the 6+6 on an on) one works because it is adding all the numbers
Answer: 30 square yards: C
Hello and Good Morning/Afternoon:
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<u>To find the slope of something</u>:
⇒ let's consider what the formula of the slope needs

⇒ <em>needs</em> any two points on the line (x₁,y₁) and (x₂,y₂)
<u>Let's get the required information</u>:
<u>Let's solve</u>:

<u>Answer: 2/5</u>
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Hope that helps!
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