ALGEBRA 1, SEM. 2; please show work! A rectangular flower bed is enlarged so that its area increases by 14 m². The enlarged flower bed is a rectangle and its area is x^2+9x+14 m². Which expressions represent the dimensions of the flower bed before the increase? *I ALREADY KNOW THE ANSWER IS X &...

Read question...

1 answer

There are two numbers whose $400^{\text{th}}$ powers are equal to $9^{1000}$. In other words, there are two numbers that can replace $\blacksquare$ in the equation $$\blacksquare^{400} = 9^{1000},$$making the equation true. Find the smaller of the two numbers.

There are two numbers whose $400^{\text{th}}$ powers are equal to $9^{1000}$. In other words, there are two numbers that can replace $\blacksquare$ in the equation $$\blacksquare^{400} = 9^{1000},$$making the equation true. Find the smaller of the two numbers....

Read question...

1 answer

The volume of a right circular cone of radius r and height h is V = 1 3 πr 2h (a) (i) Find a formula for the instantaneous rate of change of V with respect to r if r changes and h remain constant. (ii) Suppose that h = 2 is fixed but r varies. Find the rate of change of V w. R. To r at the point where r = 4.

The volume of a right circular cone of radius r and height h is V = 1 3 πr 2h (a) (i) Find a formula for the instantaneous rate of change of V with respect to r if r changes and h remain constant. (ii) Suppose that h = 2 is fixed but r varies. Find the rate of change of V w. R. To r at the point wh...

Read question...

1 answer

Which of the following pairs of elements could possibly be in the same group? X has a 1+ ion; Y has a 1- ion. X tends to form a 2+ ion; Y tends to gain two electrons. X will tend to gain one electron; Y has eight valence electrons. X has an atomic number 15; Y forms a 3- ion.

Which of the following pairs of elements could possibly be in the same group? X has a 1+ ion; Y has a 1- ion. X tends to form a 2+ ion; Y tends to gain two electrons. X will tend to gain one electron; Y has eight valence electrons. X has an atomic number 15; Y forms a 3- ion....

Read question...

1 answer

Can some one help me It need to be relastic fiction 150 words at least 4 paragraphs

can some one help me It need to be relastic fiction 150 words at least 4 paragraphs ...

Read question...

2 answers

47% of 250 is what number

47% of 250 is what number...

Read question...

2 answers

The healthcare industry in the is at the forefront of medical innovation and research

The healthcare industry in the is at the forefront of medical innovation and research...

Read question...

2 answers

Choose all the answers that apply. The cell membrane _____. A) is made of phospholipids B) is a single layer C) is embedded with proteins D)controls the transfer of materials into and out of the cell E) does not exist in plant cells

Choose all the answers that apply. The cell membrane _____. A) is made of phospholipids B) is a single layer C) is embedded with proteins D)controls the transfer of materials into and out of the cell E) does not exist in plant cells...

Read question...

2 answers

A flea is a tiny wingless insect with a flat body designed to easily navigate through animal hair. Fleas tend to live on furred mammals and have mouth parts designed to suck blood from these mammals. The animals which carry the flea derive no known benefits from the flea. Which of the following best describes the interactions between fleas and mammals? A Parasitism, because the flea is benefitting and the mammal is harmed. B. Predation, because the flea obtains its energy from the mammal's blood

A flea is a tiny wingless insect with a flat body designed to easily navigate through animal hair. Fleas tend to live on furred mammals and have mouth parts designed to suck blood from these mammals. The animals which carry the flea derive no known benefits from the flea. Which of the following best...

Read question...

2 answers

How does a frog embryo compare with a human embryo?

How does a frog embryo compare with a human embryo?...

Read question...

2 answers

Why is the museum closed? construction remodeling painting for private tours

Why is the museum closed? construction remodeling painting for private tours...

Read question...

1 answer

The product of (a + b)(a − b) is a2 − b2. (1 point) Group of answer choices Sometimes Always Never Flag this Question Question 21 pts (07.07) Find the product of (x − 7)2. (1 point) Group of answer choices x2 − 14x + 49 x2 + 14x + 49 x2 − 49 x2 + 49 Flag this Question Question 31 pts (07.07) Find the product of (x + 5)2. (1 point) Group of answer choices x2 − 10x + 25 x2 − 25 x2 + 25 x2 + 10x + 25 Flag this Question Question 41 pts (07.07) Find the product of (x + 3)(x − 3). (1 point) Group of a

The product of (a + b)(a − b) is a2 − b2. (1 point) Group of answer choices Sometimes Always Never Flag this Question Question 21 pts (07.07) Find the product of (x − 7)2. (1 point) Group of answer choices x2 − 14x + 49 x2 + 14x + 49 x2 − 49 x2 + 49 Flag this Question Question 31 pts (07.0...

Read question...

2 answers

Question 7(Multiple Choice Worth 5 points) [LC] Read the passage and then answer the question that follows: The least weasel is the world's smallest carnivore. Despite its size, it is surprisingly fierce. Its bravery and hunting skills are well documented. On several occasions, it has been known to kill prey up to ten times its own size. All things considered, it may just be the toughest predator on land. In the passage about the least weasel, which transition is used to emphasize a point? All

Question 7(Multiple Choice Worth 5 points) [LC] Read the passage and then answer the question that follows: The least weasel is the world's smallest carnivore. Despite its size, it is surprisingly fierce. Its bravery and hunting skills are well documented. On several occasions, it has been known to ...

Read question...

1 answer