Recent activity by Igor Chubin

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Logarithm 4) 20 grams of an unknown compound decays continuously according to the model A = A0e^-kt where A is the amount of compound remaining after + years. If the compound decays at a yearlyrate of

asked Dec 24, 2023

1 answer 13.5k views

A D c 470 10 1. Find mCB 1339 2. If AB = 10, find length of AC Round your answer to nearest tenth 1339 = E 001 B 180 41

asked Nov 28, 2023

1 answer 216k views

What should be added to [-5/6+1/2] to get -5

asked Nov 8, 2023

1 answer 222k views

Chuckling, Angela looked over her little brother's shopping list of bubble gum, race cars, and a puppy, and laid it aside, then, ignoring Harry's protests, she picked up the real list and headed for the

answered Sep 14, 2023

1 answer 168k views

Solve the equation 4n2 − 16n − 84 = 0 by completing the square. n = 7; n = −3 n = −8; n = 4 n = −7; n = 12 n = −6; n = 2

asked Aug 24, 2023

1 answer 107k views

Factor completely AND solve for the solutions of the quadratic.

asked Jul 8, 2023

1 answer 222k views

Fe2O3 + 3 H2 –> 2 Fe + 3 H2O 6.3 g of Fe2O3 is reacted with 15.8 g of hydrogen to form iron and water. How many moles of the excess reagent are left over?

answered Feb 23, 2023

1 answer 129k views

What is a benefit of using technology to transport water? A. Habitats can be displaced or entirely lost. B. Crops can be irrigated and grown in new areas. C. Freshwater supplies can be depleted in an area.

answered Jan 17, 2023

1 answer 178k views

In your opinion, can the classroom be a safe space? At least 2 sentences.

answered Jan 12, 2023

1 answer 184k views

A key falls from a bridge that is 45 m above the water. It falls directly into a model boat, moving with constant velocity, that is 12 m from the point of impact when the key is re- leased. What is the

answered Nov 30, 2022

2 answers 25.6k views

An arc of length 8 in. Is intersected by a central angle in a circle with a radius of 3in. What is the measure of the angle? Round to the nearest 10th

asked Sep 15, 2022

1 answer 68.2k views

8. Write (2x + 1)(x - 3)(x - 2) in standard form. 2x3 - 9x2 + 6 2x3 - 9x2 + 7x + 6 O 2x3 + 7x - 9x2 + 6 O 7x + 2x3 - 9x2 + 6

asked Aug 18, 2022

1 answer 210k views

A local hamburger shop sold a combined total of 483 hamburgers and cheeseburgers on Thursday. There were 67 fewer cheeseburgers sold than hamburgers. How many hamburgers were sold on Thursday?

answered Aug 17, 2022

2 answers 208k views

Please use 3.14 for the pi

answered Jul 20, 2022

1 answer 108k views

If Elijah works between 240 and 249 hours during the summer, how much money will he earn? Write and solve two equations: one for the most amount and one for the least amount of money he could have earned.

asked Jul 11, 2022

1 answer 96.2k views

a______ is a constant a variable or a product or a quotient of constant and variable terms are separated by symbol plus and minus

answered Jun 21, 2022

1 answer 25.8k views

Test Yourself 3 Fill each blank with a suitable tag question: a.You didn't see me, b. He sells toys, c. They don't like cats, d. She loves flowers, e.You are a student, f. These boys can't swim, g. You

answered Jun 12, 2022

1 answer 64.5k views

- 7th grade work - Please help, and answer only if you have an answer.

answered May 11, 2022

2 answers 18.5k views

What is the chemical formula for oxygen tetrabromide?

asked Apr 22, 2022

1 answer 88.4k views

Multiple-choice questions are worth 2 points each and word problems are worth 5 points. How many of each type of question are there? Your math teacher tells you that the next test is worth 100 points and

answered Mar 9, 2022

2 answers 207k views

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