Questions by Hypno

Questions by Hypno

A 2.8 µF capacitor and a 5.7 µF capacitor are connected in parallel across a 340 V potential difference. Calculate the total energy in joules stored in the capacitors.

asked Nov 1, 2020

1 answer

1 vote

73.1k views

Use the concept of volume to explain why the determinant of a 3×3 matrix A is zero if and only if A is not invertible. What must be done to prove that the determinant of a 3×3 matrix A is zero if and only

asked Sep 17, 2020

1 answer

3 votes

152k views

What term do historians use to describe the personal preferences that people have that affect their interpretation of events?

asked Aug 9, 2020

1 answer

4 votes

77.5k views

What is an equation of the line that is parallel to y=3x−8 and passes through (1, 8) ? Enter your equation in the box.

asked Feb 4, 2020

2 answers

5 votes

105k views

Describe how to derive the quadratic formula from a quadratic equation in standard form

asked Sep 25, 2019

2 answers

4 votes

233k views

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