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Lesechka [4]
3 years ago
15

3 times the sum of 4 and 8

Mathematics
1 answer:
Alex17521 [72]3 years ago
6 0

Question

3 times the sum of 4 and 8


Answer:

36


Step-by-step explanation:

3*(4 + 8) =

3 * 12 =

36



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Given the function f(x) = 5x^2 - x + 20, find f(3)<br> A) -20<br> B)-13<br> C) 62<br> D) 64
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<h3>Answer:  62 (choice C)</h3>

Work Shown:

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4 0
2 years ago
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Find the area of the trapezoid with a base of 19 inches, height 12.6 inches and base 29.2 inches
aksik [14]
Minor base: b=19 inches
Height: h=12.6 inches
Major base: B=29.2 inches

Area of the trapezoid: A
A=(b+B)h/2
Replacing the values:
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Answer: The area of the trapezoid is 303.66 square inches
3 0
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