2,564 Answered Questions for the topic Maths

05/24/22

The circumference of a regular polygon is 46.4 cm and the length of the radius of the described circle is 7 cm, what is the surface of the polygon?
I need help, if You could please show the whole proces…? Thank You!
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Maths

05/24/22

Maths questions

simplify -2+3
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05/23/22

Mr. Santos, a garment store owner, claimed that the brand of sweatpants his customers prefer is Brand A compared to Brand B. He conducted a survey of 100 customers.
Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
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05/23/22

Locus of a Sphere
A sphere of constant radius k passes through the origin O and meets the axes in A, B, C. Prove that the locus of the centroid of triangle ABC is the sphere 9(x^2 + y^2 + z^2) = 4(k^2)
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05/21/22

 Mr. Santos, a garment store owner, claimed that the brand of sweatpants his customers prefer is Brand A compared to Brand B. He conducted a survey of 100 customers.

Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
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05/20/22

Can anyone help me with this IQ test related math?
Please tell me how to find the missing number?
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05/20/22

(a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d) draw a conclusion.
Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
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05/19/22

This is about Geometry.
Which measurements of two similar triangles are the same?A the angles B the angles and legs C the lengths of all legs D the length of the hypotenuses
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05/19/22

This since about geometry
Which of the following could be a mirror line on a coordinate plane?A (1, 1)B(0, 10)Cthe originDthe x-axis
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05/19/22

Math of the following functions
y= 7x - ln(4x3)y= log7(5x)
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05/19/22

Math derivative
y= 7x - ln(4x3)y= log7(5x)
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05/18/22

What are the solutions of the equation csc x tan x=2√3/3 on the interval [0,2π)?
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05/18/22

If the population was 200,000 bacteria when observations began, what will the population be 12 hours later?
Answer the given problem.The population P(t) of a bacterial colony t hours after observation begins isfound to be changing at the rate dp/dt=200e0.1t+150e-0.03t. If the populationwas 200,000... more
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05/18/22

Find the area under the curve y = 4 which is bounded from x = -1 to x = 2.
Image- https://imgur.com/Hksu2LAFind the area under the curve y = 4 which is bounded from x = -1 to x = 2.a.4b.12c.8d.21/32
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05/18/22

Evaluate the following using The Substitution Rule and the Fundamental Theorem of Calculus.
Evaluate the following using The Substitution Rule and the Fundamental Theorem of Calculus.Problems is on this imageimage- https://imgur.com/9qB5VSG
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Maths

05/18/22

What are the dimensions of a rectangle whose perimeter is 26 cm and area is 42 cm2?
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05/17/22

Find the area  of The Definite Integral and The Fundamental Theorem of Calculus
Image- https://imgur.com/Hksu2LAFind the area  of the shaded region under the curve, y=2x-x2 .Find the area under the curve y = 4 which is bounded from x = -1 to x = 2. Find the area of the region... more
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05/17/22

(a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d) draw a conclusion.
Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
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05/12/22

Calculate (1) how high it goes, (2) how long the ball is in the air, (3) how much time it takes for the ball to reach the maximum height,

A person throws a ball upward into the air with an initial velocity of 15 m/s withan acceleration of -9.8m/s2. Calculate (1) how high it goes, (2) how long theball is in the air, (3) how much time... more
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05/12/22

If the population was 200,000 bacteria when observations began, what will the population be 12 hours later?
Answer the given problem.The population P(t) of a bacterial colony t hours after observation begins isfound to be changing at the rate dp/dt=200e0.1t+150e-0.03t. If the populationwas 200,000... more
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05/11/22

Math homework plssss help !!!! College

Suppose we are treating a tumor that at the beginning of treatment weighed 6 milligrams.The size of the tumor decreases exponentially with decayfactor 0.88.Suppose that w presents the weight of... more
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05/02/22

What is this symbol in indefinite integral?
image- https://imgur.com/hTkTVdv
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05/02/22

Using U – Substitution or Integration by Parts, evaluate the Indefinite Integral of the following. ∫x^4e(^-x^3)dx
Using U – Substitution or Integration by Parts, evaluate the IndefiniteIntegral of the following.∫ x4e-x^3dx
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05/02/22

Using U – Substitution or Integration by Parts, evaluate the Indefinite Integral of the following. ∫ sin x sin 4x dx dx Hint. Use the integration by parts twice.
Using U – Substitution or Integration by Parts, evaluate the IndefiniteIntegral of the following.∫ sin x sin 4x dx dx Hint. Use the integration by parts twice.
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05/01/22

Consider the integral ∫3x^2 sin⁡x^3 dx. What substitution should we make to make this integral?
Consider the integral ∫3x2 sin⁡x3 dx. What substitution should we make to make this integral?A. u = 3x2B. u = sinxC. u = x2D. u = x3∫ exdx =ex /ln e +Ca.Trueb.FalseIf we use integration by parts on... more
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