Questions by Ken Penn

Questions by Ken Penn

The velocity of a sky diver t seconds after jumping is given by v(t) = 80(1 − e^(−0.2t)). After how many seconds is the velocity 60 ft/s? sec:

asked Dec 18, 2023

1 answer

5 votes

183k views

If a is an obtuse angle in a triangle and sin a = , calculate the exact value of sin 2a.

asked Oct 20, 2023

1 answer

0 votes

90.1k views

Solve the equation. -1/6x-5=2/3x A. x= - 6. B. x = -5. C. x = 3. D. x = 6.

asked Aug 23, 2023

2 answers

2 votes

74.9k views

Fahren-fliegen-gehen *

asked May 4, 2023

1 answer

5 votes

210k views

Choose all the right answers. Select two options. The purpose of photosynthesis is: to change solar energy to chemical energy to change solar energy to chemical energy to give animals energy to give animals

asked Oct 27, 2022

1 answer

0 votes

183k views

Alexis had a cell phone that cost $65. She recently bought a new cell phone that cost $79. What is the approximate percent of increase in the price of phones?

asked Oct 10, 2022

1 answer

20 votes

60.7k views

F 3 +11g−4hf, cubed, plus, 11, g, minus, 4, h when f=3f=3f, equals, 3, g=2g=2g, equals, 2 and h=7h=7

asked Sep 22, 2022

1 answer

0 votes

9.9k views

angle A and angle B are vertical angles. If m_A = (7x – 6) and m B = (8x – 27), then find the measure of angle b

asked Aug 10, 2022

1 answer

18 votes

61.5k views

The students showed all the medals they past perfect tense

asked May 24, 2022

1 answer

3 votes

178k views

2 X-4y/2 if x=4 and y=-3

asked Feb 14, 2022

1 answer

0 votes

231k views

Many medications are determined by the weight of the patient in kilograms. When a patient’s weight is measured in pounds, the doctor must then convert the weight to kilograms. The table shows conversions

asked Sep 15, 2021

2 answers

4 votes

120k views

(Whose leadership led to the creation of a commission to ensure that war jobs were open to African American workers?

asked Mar 21, 2021

1 answer

1 vote

215k views

Why do citizens have certain responsibilities? A. Democratic governments are run by citizens. B. Responsibilities promote good values in citizens. C. Rights are expensive and citizens must earn them. D.

asked Mar 19, 2021

2 answers

5 votes

87.7k views

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