Recent activity by Sjoerd Perfors

Recent activity by Sjoerd Perfors

Write an equivalent expression by distributing the "minus−" sign outside the parentheses −(4(4u−5v))

answered Jan 1

1 answer 65.4k views

If plane P and line M intersect at a 90° angle, what geometric relationship does this imply, and what are the implications for spatial orientation?

answered Dec 18, 2024

1 answer 87.2k views

Create a Pygame siμlation that has two types of particles (red and black) moving in random directions on the screen. a) PygameParticleSim b) ParticleSiμlation.py c) SiμlateParticles.pygame d) PartSim

asked Nov 3, 2024

1 answer 78.6k views

What is the age of a rock that has an equal concentration of lead-206 and uranium-238? A) 4.5 billion years B) 1.5 billion years C) 2.5 billion years D) 3.5 billion years

answered Oct 6, 2024

1 answer 200k views

How many probabilities do we need to explicitly specify for a whole Bayesian network? a) Equal to the number of nodes in the network b) Equal to the number of edges in the network c) Equal to the square

answered Sep 1, 2024

1 answer 183k views

a(n)____occurs when an attacker attempts to gain entry or disrupt the normal operations of an information system, almost always with the intent to do harm.

asked Aug 10, 2024

1 answer 232k views

14. Anglo Americans wrote what phrase across their door when leaving for Texas?

answered Jul 12, 2024

1 answer 13.3k views

A microscope's field diameter when using a 10x ocular lens and 50x objective lens is 200 um. Tariq determines that his specimen could fit across the field of view about 4 times. What is the width of the

answered Jul 11, 2024

1 answer 68.9k views

I need help please some one please help me

asked Jun 22, 2024

1 answer 66.5k views

List two things the federal government spends your tax dollars on that you benefit from?

answered May 25, 2024

2 answers 136k views

How much weight do babies lose in the first week?

answered Jan 24, 2024

1 answer 27.3k views

Evaluate the following expression. 1+3²

answered Jan 9, 2024

2 answers 4.0k views

A car is purchased for $34,000. Each year it loses 25% of its value. After how many years will the car be worth $14,300 or less? A) 3 years B) 4 years C) 5 years D) 6 years

asked Jan 1, 2024

1 answer 220k views

The moon revolves around the earth in a nearly circular orbit kept tere by the gravitational force exerted by the earth what does the gravity do?

answered Nov 25, 2023

1 answer 180k views

Which is a class of nonsilicate minerals? A. calcite B. carbonate C. clay D. quartz

asked Oct 26, 2023

1 answer 230k views

What is the value of "a" in the following quadratic? (Make sure the equation is in standard form: ax² + bx+c=0) x^2 + 28 = -11x

asked Sep 17, 2023

1 answer 202k views

If a group of people wish to abolish their government what do they need to do first?

answered Aug 9, 2023

2 answers 213k views

The function d(t) = 186,000t gives the distance d(t), in miles, that light travels in t seconds. How far does light travel in 30 seconds?

answered Mar 30, 2023

1 answer 39.1k views

The electric field from a sheet of charge is perpendicular to the sheet and has a constant magnitude of Q/(Aeo), where A is the area of the sheet and Q is the charge on the sheet. If the sheet has an area,

answered Mar 7, 2023

1 answer 91.8k views

Gctyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyygv8

answered Feb 9, 2023

1 answer 165k views

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