Martin C.

06/09/25

Counting certain partitions

Consider the partition of an integer into the sum of some integers:n = n1 + n2 + ... + nr, with each ni ≥ 1. How many such partitions are there? An equivalent question: how many integer solutions... more

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Algebra 2

05/07/24

Use a calculator and the Change-of-Base Formula to find the logarithm. Round your answer to four decimal places. log7 3

log7 3

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Precalculus

02/24/24

Help me is the answer sec?

Which of the following is equivalent to sin(theta) * (tan(theta) + cot(theta))' ? A) (cos(theta) + 1)/(cos(theta) - 1); B)cos(theta)C)sin(theta)D) sec(theta)E)tan(theta) F)None of the above

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Calculus

02/07/24

A steel storage tank for propane gas is to be constructed into the shape of a right circular cylinder with a hemisphere on each end.

A steel storage tank for propane gas is to be constructed into the shape of a right circular cylinder with a hemisphere on each end. The construction cost per square foot of the end pieces is twice... more

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Calculus

01/21/24

Use the following partial graph of a polynomial function, with a local maximum at x=-4 and a local minimum at x=2

Compare f(1.9) and f(2.1) with f(2)

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Geometry

12/06/23

Two concentric circles have radii of 4 cm and 8 cm. A segment tangent to the smaller circle is a chord of the larger circle. What is the length of the segment? (answer in simplest radical form)

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Math Geometry Sat Math

11/21/23

If a rotation takes triangle CAT to C′A′T′, what is C′T′?

If a rotation takes triangle CAT to C′A′T′, what is C′T′? 3 5 Cannot be determined

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Math Geometry Sat Math

11/21/23

Rectangle STUV is shown on a coordinate plane. If rectangle STUV is translated using the rule (x, y) → (x − 2, y − 4) and then rotated 90° counterclockwise, what is the location of S″?

If rectangle STUV is translated using the rule (x, y) → (x − 2, y − 4) and then rotated 90° counterclockwise, what is the location of S″? (3, −9) (3, −4) (−2, −4) (−2, −9)

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Answers •2

Math Geometry Sat Math

11/21/23

If rectangle ABCD was reflected over the y-axis, reflected over the x-axis, and rotated 180°, where would point A′′′ lie?

If rectangle ABCD was reflected over the y-axis, reflected over the x-axis, and rotated 180°, where would point A′′′ lie? (1, −1) (1, 1) (−4, −1) (−4, 1)

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Calculus

11/18/23

Find the rate at which x changes with respect to t when dy/dt = 2, dz/dt = 20, x = 0, y > 0, and z = −3 for the equation: x + 2y^2 − z = 5

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Answers •2

Algebra 2

11/12/23

Given that -4i is a zero, factor the following polynomial function completely. Use the conjugate roots theorem, if applicable. F(x)= x^4+x^3+10x^2+16x-96

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Calculus

11/09/23

Find the center of mass of the solid E bounded by the planes x=0,x=4,y=0,y=3,z=0 and z=3. Assume the density is \rho (x,y,z)=z.

Find the center of mass of the solid E bounded by the planes x=0,x=4,y=0,y=3,z=0 andz=3. Assume the density is \rho (x,y,z)=z.

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Precalculus

10/24/23

PRECALCULUS 12 GRADE

GIVEM THE GEOMETRIC SEQUENCE WHERE a2=4 AND r=3.WRITE AN EXPONENTIAL FUNCTION THAT WILL CONTAIN THE DOMAIN OF THE SEQUENCE. f(n)= 4/3(3)^n - INCORECTf(n)=4/3(3)^n-1 -INCORECT PLEASE , HELP

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Math Calculus

10/18/23

Linearization problem

Use a linear approximation to approximate sin(26°).Let f(x)=sin(x). Find the equation of the line tangent of f(x) at a "nice" point near 26°. Then use the tangent line to approximate sin(26°).... more

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Trigonometry

10/16/23

Outside temperature over a day can be modeled as a sinusoidal function.

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the high temperature of 85 degrees occurs at 6 PM and the average temperature for the day is 70 degrees.... more

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Calculus

10/11/23

If the work required to stretch a spring 1 ft beyond its natural length is 6 ft-lb, how much work is needed to stretch it 9 in. beyond its natural length?

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Trigonometry

09/26/23

A deer runs 88 feet to the east, then turns and runs at an angle of 11 ° north of west for 127 feet. What is the direction of the deer's resultant vector?

Asked before but I meant to put direction not magnitude, thank you!

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Calculus

09/26/23

Can someone help me solve this problem

Find the distance between the skew lines P(t)= <1,4,-4>+ t<-3,-3,-2> and Q(t)=(5,-1,-3)+ t<0,-2,-1>Given Hint: Take the cross product of the slope vectors of P and Q to find a... more

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Math Algebra 1 Algebra 2

09/26/23

Helpp!! Urgent Mid term practice, i need verification. ASAP

PLEASE HELP OUT!! I really need to confirm my answers. I would really appreciate it1) Solve. Answer in interval notation, restricting your attention to −𝜋 ≤ x ≤ 𝜋.sin2(x) < 1/2I got (0, 𝜋/2) U... more

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Precalculus

09/19/23

A 39-foot tall ladder leans up against a building so that the angle between the ground and the ladder is 89°. How high does the ladder reach up the side of the building? Round to nearest hundredth

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Math Sat Math Act Math

09/15/23

Activity 4. Writing a Mathematical Expression Directions: Using only one variable, write a mathematical expression for each.

Activity 4. Writing a Mathematical ExpressionDirections: Using only one variable, write a mathematical expression for each.1. Carlo's age in 5 years2. The total interest earned after one year when... more

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Algebra 1 Algebra 2

09/15/23

Difference of Squares, Square of a Binomial

Factor:50x^2−72y^2 =

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Algebra 1

09/07/23

Given the algebraic expression the quantity 27 times x to the five-thirds power end quantity to the negative one-third power comma, create an equivalent expression.

A: B: C: D:

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Answers •3

Trigonometry

09/04/23

sketch two periods of the function.

Sketch two periods of the the function f(x) = 3sin (x/2)+ 4, without using a graphing calculator.label the axes or points on the graph along with what the key points (mins, maxs, points where it... more

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Calculus

09/02/23

How do I find a specific tutor

I am looking for a specific tutor

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Answers •1

Counting certain partitions

Use a calculator and the Change-of-Base Formula to find the logarithm. Round your answer to four decimal places. log7 3

Help me is the answer sec?

A steel storage tank for propane gas is to be constructed into the shape of a right circular cylinder with a hemisphere on each end.

Use the following partial graph of a polynomial function, with a local maximum at x=-4 and a local minimum at x=2

Two concentric circles have radii of 4 cm and 8 cm. A segment tangent to the smaller circle is a chord of the larger circle. What is the length of the segment? (answer in simplest radical form)

If a rotation takes triangle CAT to C′A′T′, what is C′T′?

Rectangle STUV is shown on a coordinate plane. If rectangle STUV is translated using the rule (x, y) → (x − 2, y − 4) and then rotated 90° counterclockwise, what is the location of S″?

If rectangle ABCD was reflected over the y-axis, reflected over the x-axis, and rotated 180°, where would point A′′′ lie?

Find the rate at which x changes with respect to t when dy/dt = 2, dz/dt = 20, x = 0, y > 0, and z = −3 for the equation: x + 2y^2 − z = 5

Given that -4i is a zero, factor the following polynomial function completely. Use the conjugate roots theorem, if applicable. F(x)= x^4+x^3+10x^2+16x-96

Find the center of mass of the solid E bounded by the planes x=0,x=4,y=0,y=3,z=0 and z=3. Assume the density is \rho (x,y,z)=z.

PRECALCULUS 12 GRADE

Linearization problem

Outside temperature over a day can be modeled as a sinusoidal function.

If the work required to stretch a spring 1 ft beyond its natural length is 6 ft-lb, how much work is needed to stretch it 9 in. beyond its natural length?

A deer runs 88 feet to the east, then turns and runs at an angle of 11 ° north of west for 127 feet. What is the direction of the deer's resultant vector?

Can someone help me solve this problem

Helpp!! Urgent Mid term practice, i need verification. ASAP

A 39-foot tall ladder leans up against a building so that the angle between the ground and the ladder is 89°. How high does the ladder reach up the side of the building? Round to nearest hundredth

Activity 4. Writing a Mathematical Expression Directions: Using only one variable, write a mathematical expression for each.

Difference of Squares, Square of a Binomial

Given the algebraic expression the quantity 27 times x to the five-thirds power end quantity to the negative one-third power comma, create an equivalent expression.

sketch two periods of the function.

How do I find a specific tutor

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