Newest Pre-Calculus Questions | Wyzant Ask An Expert

When the person is 12 feet from the streetlight and 5 feet from the tip of the streetlight's shadow, the person's shadow starts to appear beyond the streetlight's shadow.(a) Draw a right triangle... more

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Pre Calculus Precalculus Pre Calculus

12/13/20

Evaluate the trigonometric function of the quadrant angle. (If an answer is undefined, enter UNDEFINED.) cot(𝜋)

cot (𝜋) = ______

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Pre Calculus Precalculus Pre Calculus

12/13/20

Use the given value and the trigonometric identities to find the remaining trigonometric functions of the angle.

sec(𝜃) = -3/2, cot(𝜃) < 0sin(𝜃) = cos(𝜃) =tan(𝜃) = csc(𝜃) =cot(𝜃) =

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Pre Calculus

12/11/20

Which sequence is defined by the following recursive formula a1=-2 an+1 =2an+4

a-2, 2, 6, 10, ... b-2, -8, -12, -20, ... c-2, 0, 4, 12, ... d-2, 8, 20, 44, ...

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Pre Calculus Calculus Precalculus Pre Calculus

12/09/20

In Problems i-iv,

a) Find the slope of the line that passes through the given points.b) Find the point-slope form of the equation of the line.c) Find the slope-intercept form of the equation of the line.d) Find the... more

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Pre Calculus Calculus Precalculus Pre Calculus

12/09/20

6. In Problems i-iv, find each of the following: a) Intercepts b) Vertex c) Maximum or minimum d) Range

i) m(x) = (𝑥+1)2 – 2 ii) n(x) = (𝑥−4)2 – 3please solve, thank you very much in advance.

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Pre Calculus Calculus Pre Calculus

12/09/20

3. If f(x) = x -1 and g(x) = 1/𝑥+1 ,

find the following functions i) f(g(x)) ii) g(f(1/2) please solve both the parts , thank you.

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Pre Calculus Math Precalculus Algebra

12/08/20

What is his speed and the wind speed

A man flies a small airplane from cargo to Bismarck. North Dakota— a distance of 180 miles. Because he is flying into a head wind the trip takes him 2 hours. On the way back the wind is still... more

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Pre Calculus Calculus Trigonometry Conics

12/07/20

What is P(θ-π) if (-8,15) lies on the terminal side of θ?

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Pre Calculus Precalculus Pre Calculus

12/07/20

Given an ellipse, transform its equation 3x^2 + 4y^2 − 24𝑥 - 16𝑦 + 16 = 0 into its standard form.

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Pre Calculus Precalculus Pre Calculus

12/07/20

Convert these from general form to standard form.

Determine the standard form of equation of the ellipse whose general form is given. 4x2 + 3y2 - 8x +6y - 5 = 0 9x2 + 10y2 + 54x + 100y +241 = 0 4x2 + 9x2 - 32x - 36y +64 = 0 5x2 + 9y2 +20x -180y +... more

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Pre Calculus Precalculus

12/06/20

In radians, find all angles that have a tangent of 2.5 in the interval [0,2pi)

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Pre Calculus

12/05/20

Can someone help me with a math problem?

Find the 30th term of an arithmetic sequence with the first term of 40 and a common difference of -6

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Pre Calculus Precalculus Pre Calculus

12/04/20

Estimate the angle to the nearest one-half radian.

________ radians

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Pre Calculus Precalculus Pre Calculus

12/04/20

Find the length of the arc on a circle of radius r intercepted by a central angle 𝜃. (Round your answer to two decimal places.)

Radius r (12 feet)Central angle 𝜃 (𝜋/4 radians)Arc length s: ______ feet

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Pre Calculus Precalculus Pre Calculus

12/04/20

Find (if possible) the complement and supplement of the angle. (Enter NONE in any unused answer blanks.)

3𝜋/4complement:supplement:

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Pre Calculus Precalculus Pre Calculus

12/04/20

Use a calculator to evaluate the trigonometric expression. Round your answer to four decimal places. (Be sure the calculator is in the correct angle mode.)

csc(75°)________

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Pre Calculus Precalculus Pre Calculus

12/04/20

Rewrite each angle in degree measure. (Do not use a calculator.)

(a) 7𝜋/2_____ °(b) 22𝜋/15_____ °

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Pre Calculus Precalculus Pre Calculus

12/04/20

Evaluate (if possible) the six trigonometric functions of the real number t. (If not possible, enter IMPOSSIBLE.)

t = 3𝜋 / 2sin (t) =cos (t) = tan (t) =csc (t) = sec (t) = cot (t) =

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Pre Calculus Precalculus Pre Calculus

12/04/20

Construct an appropriate triangle to complete the table. (0 ≤ 𝜃 ≤ 90°, 0 ≤ 𝜃 ≤ 𝜋/2)

Function: csc 𝜃 (deg): ______ 𝜃 (rad): ______Function value: √2

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Pre Calculus Math Precalculus Pre Calculus

12/02/20

Continuous Exponential Growth Model

The mass of a substance, which follows a continuous exponential growth model, is being studied in a lab. A sample increases continuously at a relative rate of 16% per day. Find the mass of the... more

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Evaluate the sine, cosine, and tangent of the angle without using a calculator.

State the quadrant in which 𝜃 lies.

The point is on the terminal side of an angle in standard position. Determine the exact values of the six trigonometric functions of the angle.

Find the reference angle 𝜃 ' for the special angle 𝜃.

A six-foot person walks from the base of a streetlight directly toward the tip of the shadow cast by the streetlight... (more down below)

Evaluate the trigonometric function of the quadrant angle. (If an answer is undefined, enter UNDEFINED.) cot(𝜋)

Use the given value and the trigonometric identities to find the remaining trigonometric functions of the angle.

Which sequence is defined by the following recursive formula a1=-2 an+1 =2an+4

In Problems i-iv,

6. In Problems i-iv, find each of the following: a) Intercepts b) Vertex c) Maximum or minimum d) Range

3. If f(x) = x -1 and g(x) = 1/𝑥+1 ,

What is his speed and the wind speed

What is P(θ-π) if (-8,15) lies on the terminal side of θ?

Given an ellipse, transform its equation 3x^2 + 4y^2 − 24𝑥 - 16𝑦 + 16 = 0 into its standard form.

Convert these from general form to standard form.

In radians, find all angles that have a tangent of 2.5 in the interval [0,2pi)

Can someone help me with a math problem?

Estimate the angle to the nearest one-half radian.

Find the length of the arc on a circle of radius r intercepted by a central angle 𝜃. (Round your answer to two decimal places.)

Find (if possible) the complement and supplement of the angle. (Enter NONE in any unused answer blanks.)

Use a calculator to evaluate the trigonometric expression. Round your answer to four decimal places. (Be sure the calculator is in the correct angle mode.)

Rewrite each angle in degree measure. (Do not use a calculator.)

Evaluate (if possible) the six trigonometric functions of the real number t. (If not possible, enter IMPOSSIBLE.)

Construct an appropriate triangle to complete the table. (0 ≤ 𝜃 ≤ 90°, 0 ≤ 𝜃 ≤ 𝜋/2)

Continuous Exponential Growth Model

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