Recent activity by Biffen

Recent activity by Biffen

Why is [sin(2x)] / sin(x) = 2cos(x)?

answered Dec 15, 2023

1 answer 184k views

Find the product of 2/3 × 4/7

asked Dec 10, 2023

2 answers 214k views

Altred is saving up money for a down payment on a house. He currently has $4739, but knows he can get a loan at a lower interest rate if he can put down $5336. If heinvests the $4739 in an account that

answered Nov 24, 2023

1 answer 183k views

Which matrix represents the system of equations below? Someone help!!!!

answered Nov 4, 2023

1 answer 167k views

A polynomial function with a leading coefficient of 1 and multiplicity 1 for each root has the following factors

asked Sep 17, 2023

2 answers 37.5k views

The perimeter of a quarter circle is 3.57 yards. What is the quarter circle's radius? P = 3.57 yd

asked Sep 4, 2023

1 answer 121k views

What 3D shape will be formed when the following shaoes are rotated around the y-axis

answered Apr 20, 2023

1 answer 109k views

Adam bought a block of butter. he used 3/5 of it and cut the remaining butter into 6 equal pieces. what fraction of the block of butter was each piece?

asked Jan 17, 2023

1 answer 49.4k views

Does (3, 10) make the inequality y<2x + 4 true?

asked Jan 2, 2023

2 answers 184k views

Environmental aspects

answered Dec 3, 2022

2 answers 6.6k views

Lung cancer contributes to more cancer related deaths in men and women than any other cancer worldwide, with a death rate of 1.38 million lives per year. Tumors can grow in airways resulting in obstructions

asked Nov 9, 2022

1 answer 205k views

Simplify the expression 8k + 3m - 2k - 8m.

answered Oct 24, 2022

2 answers 10.5k views

Define "cottage industry" and explain why it was important to the European economy

answered Aug 20, 2022

1 answer 29.6k views

C) The exponential model A = 513.5e0.009t describes the population, A, of a country in millions, t years after 2005. Use the model to determine when the population of the country will be 602 million.

asked Jul 20, 2022

1 answer 206k views

What is a consumer in cooperative society

asked Jul 15, 2022

2 answers 30.6k views

What is IRAP? I need to know

answered Jun 9, 2022

1 answer 164k views

What is IRAP? I need to know

answered Jun 9, 2022

1 answer 164k views

What is IRAP? I need to know

answered Jun 9, 2022

1 answer 164k views

An investigator wishes to estimate the mean number of flight hours of pilots who fly for regional airlines. Assuming that the standard deviation of the number of hours is 120 hours, the minimum sample

asked Jun 1, 2022

2 answers 210k views

7 x ( h + 4 ) for h = 3

asked May 14, 2022

2 answers 185k views

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