6,213 Answered Questions for the topic precalculus

#### question regarding metric measurements

Speculate as to why solutions like milk and orange juice can be purchased in the English unit of measure (gallons, pints, etc) yet other solutions like sodas are only sold in the metric units of...
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Precalculus

7h

#### precal question

List all possible rational zeros given by the Rational Zeros Theorem (but don't check to see which actually are zeros). (Enter your answers as a comma-separated list.)R(x) = 2x5 + 6x3 + 3x2 − 6

Precalculus

7h

#### precal question

Find all rational zeros of the polynomial. (Enter your answers as a comma-separated list. Enter all answers including repetitions.)P(x) = 2x4 − 13x3 + 6x2 + 64x − 32
x
=
?

Precalculus

16h

#### Find all solutions on interval [0, 2pi) : sin(3 tithea + pi/6) = 1

Find all solutions on interval [0, 2∏) : sin(3φ+∏/6) = 1

#### Not sure about partial fraction decomposition

I need to find the partial fraction decomposition of the expression with a denominator containing nonrepeating linear factors.The given equation is 7x/x2-25 After doing some factoring I end up with...
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Precalculus

1d

#### Given G(t) = 7 − 5t, write G(−1 + h) − G(−1) in simplest form.

Given G(t) = 7 − 5t, write G(−1 + h) − G(−1) in simplest form.

Precalculus

1d

#### Given G(t) = 7 − 5t, write G(−1 + h) − G(−1) in simplest form.

Given G(t) = 7 − 5t, write G(−1 + h) − G(−1) in simplest form.

#### Polynomial function and one factor

use the Factor Theorem to find all real zeros for the given polynomial function and one factor.

1d

#### construct a polynomial function of least degree possible using the given information.

How to solve this question?construct a polynomial function of least degree possible using the given informationQuestion: Real roots: -2, 1/2 (with multiplicity 2) and (-3,f(-3))=(-3,5)

#### How to solve this formula?

Use long division to divide. Specify the quotient and the remainder

#### How to find the quotient and remainder

use synthetic division to find the quotient and remainder

Precalculus

1d

#### Algebra of Functions: Arithmetic

Given: f(x) = x2 + 2x + 1, find f(x + h) and simplifycould you explain where the h comes from

Precalculus

1d

#### Select the expressions that are polynomials. There may be more than one correct answer.

14x^−9 − 10x^20 + 10x^1 − 7x^97x^18 − 13x^4 −14x^8 + 12/x^−9 + 8x^10−8x^21 + 9x^3 −4x^27 +5x^16−12x^12 −11x^11 −2x 4/7 + 3x^192x^24 + 6x^1.8 + 6x^14 + 1x^2−5x^29 − 9x^6 + 15x + 7/x^18

Precalculus

1d

#### Algebra of Functions: Arithmetic

F = {(0,1),(2,4),(4,6),(6,8)}G = {(2,5),(4,7),(5,8),(6,9),(7,5)}(F-G)(6) =

Precalculus

1d

#### Find the half-life of a radioactive substance that decays at a continuous rate of 13 % per minute.

Precalculus

1d

#### A population grows from 11,000 to 19,000 in three years.

A. Assuming the growth is exponential, find the annual growth rate.B. Assuming the growth is exponential, find the continuous growth rate.

2d

#### Solve the problem

The formula for converting Celsius temperature, C, to Fahrenheit temperature, F, is F= 9/5C + 32. If Fahrenheit temperature ranges from 50° to 122°, inclusive, what is the range for the Celsius...
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2d

#### When making a long distance call from a pay phone, the first three mins of a call cost $2.25. After that, each add. min or portion of a min of that call cost

When making a long distance call from a certain pay phone, the first three minutes of a call cost $2.25. After that, each additional minute or portion of a minute of that call cost $0.25. Use an...
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Precalculus

2d

#### Find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse. C=18, angle A=45 degrees

Find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.c=18angle A= 45degreesFind aFind b

Precalculus

3d

#### The revenue, R ( x ) , of producing and selling x Awesome Hearing Aids is modeled by the function R ( x ) = − 3 x^2 + 115 x

How many hearing aids need to be produced and sold in order to maximize the revenue? (Round to the nearest whole number.)The revenue is at a maximum after _____ hearing aids are produced and...
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