11/04/21

eliminate -7x-7y=28+2x-7y=1

03/11/21

Find the measure (in degrees) of each angle. (Enter your answers from smallest to largest.)

If the measures of the angles of a quadrilateral are in the ratio of 4 : 5 : 6 : 9, find the measure (in degrees) of each angle. (Enter your answers from smallest to largest.)

03/11/21

approximately what number of copy machines should be available? (Assume a proportionality. Round your answer to the nearest integer.)

Use proportions to solve the following problem.The secretarial pool (17 secretaries in all) on one floor of a corporate complex has access to four copy machines. If there are 25 secretaries on a... more

03/11/21

How many cups of milk are needed?

Use proportions to solve the following problem.A recipe calls for 4 eggs and 3 cups of milk. To prepare for a larger number of guests, a cook uses 22 eggs. How many cups of milk are needed?

03/11/21

what dimensions (in inches) should be shown on the blueprint?

On a blueprint, a 1 in. scale corresponds to 7 ft. To show a room with actual dimensions 35 ft wide by 16 ft long, what dimensions (in inches) should be shown on the blueprint?width and length

03/11/21

point slope form #2

The equation below represents the height in feet, y, of a hot air balloon x minutes after the pilot started her stopwatchAt what rate is the hot air balloon rising or descending? ________... more

03/10/21

if sin θ = 0, then tan θ= ( ? )

03/10/21

then a= (?) Then b= (?)

A Ferris wheel is 80 meters in diameter and boarded from a platform that is 2 meters above the ground. The wheel completes one full revolution in 20 minutes. The function h(t) is h(t)=a... more

03/10/21

please helppppp

A Ferris wheel is 80 meters in diameter and boarded from a platform that is 2 meters above the ground. The wheel completes one full revolution in 20 minutes. Then its linear velocity is (     )... more

03/10/21

Division fractions story problems

I want to study 5 hours for a spelling bee. I study for 1/3 hour per night, how many nights will I have to study?

02/24/21

Write a polynomial function f of least degree that has a leading coefficient of 1 and the given zeros. Write the function in standard form. −2, 3, 6

i need your help answering this question. i have a math quiz soon and I'm very confused on how to even start this problem. Write a polynomial function  of least degree that has a leading... more

02/24/21

The cost of renting some office equipment from Company A is $135/month after a $44 deposit. Company B charges $139/month after a $36 deposit for the same rental.

The cost of renting some office equipment from Company A is $135/month after a $44 deposit. Company B charges $139/month after a $36 deposit for the same rental. a.) Write the cost of renting from... more

02/16/21

Quadratic Equations

I am displaying a text book explanation and am stuck on one aspect. I obviously am not looking for the answer since it is given, but understanding of one particular aspect.A parabola shown has its... more

02/14/21

Suppose f(x)= 3x+4, g(x)=2x^2+3x, & h(x)=-x+6. Find each of the following and write all polynomials in standard form.

a. f o g o h(2)b. f o f o f(x)c. f o g o h(x)d. f^-1(x)e. h^-1(x)f. f^-1 o f(x)g. f(h(h^-1(f^-1(x)))) b.f◦f

02/14/21

Let f(x)=|x|with a domain of (-∞, 0]

a. What is the range of f?b. Is this function one-to-one? c. What is the domain and range of f^-1(x)?d. What is the rule for f^1(x)?e.d. is the domain and range of is the domain and range of

02/12/21

solve the system by graphing

y=x−1y=−21​x+2

Solve the triangles with the given parts using Law of Cosine:

MN≈m∠PNM≈ °, m∠ PM N≈ °

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