Answer:
y = 12
Step-by-step explanation:
Complementary angles sum to 90 , so
3y - 1 + 4y + 7 = 90
7y + 6 = 90 ( subtract 6 from both sides )
7y = 84 ( divide both sides by 7 )
y = 12
Answer:
15.3 m/s
Step-by-step explanation:1) Find the gravitational potential energy using the equation :


2) Then use the equation for kinetic energy to solve for the velocity:


Answer:
slope or m= -5/2
Step-by-step explanation:
There are no numbers without decimals which multiply to 78 and add up to 17.
Answer:
1. TRUE
2. False
3. TRUE
4. False
5. TRUE
6. False
Step-by-step explanation:
1. 6859^(1/3) = 19 = ∛(19^3)
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2. 2197^(1/3) = 13 ≠ 9·2
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3. 8000^(1/3) = 20 = 10·2
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4. 9261^(1/3) = 21 ≠ 13
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5. 3375^(1/3) = 15 = 5·3
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6. 5832^(1/3) = 18 ≠ 3·7