322 Answered Questions for the topic Help

09/05/19

What statistical test should i use

i will do a test to compare gender results to the parental rejection scale One round for mother another round for father
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Help Algebra

08/29/19

Math question help
School is right around the corner and for the life of me I can't figure out the answer to the simplest question.Its,f(x) = 4x - 2; Find f(x+3)
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Help

08/23/19

Find a rational number between negative square root 9 and square root 9
Find irrational number between negative square root 9 + square root 9 so yeah please help me 8th grade math is interesting
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08/09/19

Find 2 consecutive even numbers such that the sum of the greater number and 4 times the smaller number is 32.
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07/17/19

Find an equation of the parabola with focus at (-4,0) and with directrix x=3.

Express your answer in the form x=f(y)So, I got (y-0)^2=4(3.5)(x-(-1/2))I simplified it to be y^2=14(x+1/2) and I solved for x which gave me x=1/14y^2-1/2 still says its wrong! :((
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07/09/19

If cos^2sin^4x= A+Bcos2x+Ccos4x+Dcos2xcos4x, then A= B= C= D=
Please tell me how you got it by showing steps!! what does A, B, C, and D equal in the second equation?
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07/03/19

The overhead reach distances of adult females are normally distributed with a mean of 195 cm and a standard deviation of 7.8 cm.
a. Find the probability that an individual distance is greater than 204.30cm.b. Find the probability that the mean for 25 randomly selected distances is greater than 193.70 cm.a. The probability is... more
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07/02/19

Express in terms of x: sin(2arctan(x))
PLEASE give clear steps! Thank You!If the answers ends up having square roots, can you simply it where it does not
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06/04/19

Help, please !?What is the lateral area of the pyramid shown below?

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06/04/19

HELP, Please! Math :open ended explain

What is the surface area and volume of the sphere shown below?
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06/03/19

A triangle has one side length of 12 inches and another of 8 inches. Describe all possible lengths of the third side. Show and explain your reasoning
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05/29/19

For a card trick, Barry is using 14 cards from a deck. If each suit he uses has 6 numbered cards and c face cards, which expression shows how many suits he is using?
For a card trick, Barry is using 14 cards from a deck. If each suit he uses has 6 numbered cards and c face cards, which expression shows how many suits he is using? A. 14 ÷ 6 + c B. 14 × (6... more
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05/24/19

Help please ! Math proof

Given:  is a kite with  and .Prove: 
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05/24/19

Open ended, Math help Please!?
 below is an isosceles trapezoid. Diagonals and  intersect at point and _____ _____ _____ _____
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05/23/19

Need math help, please! Proof

Given: Quadrilateral has diagonal  which splits the quadrilateral into two congruent isosceles triangles.Prove:  is a rhombus.
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05/20/19

If a line segment contains one endpoint at (2,3) and has a midpoint of (-2,6) What is the second endpoint of the line segment?
A. (2,4)B. (-6,9)C. (6,-2)D. (2,2)
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05/20/19

When we read, we can apply different critical perspectives or ________ to our reading.
A. IssuesB. AuthorsC. LensesD. Texts
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05/18/19

Given 2<a<3, 5<b<6 Find: a/b
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05/18/19

Why Aluminum Steel and Foil are susceptible to corrosion? And why it is important to protect these products from corrosion?
Environmental Impacts of Corrosion PreventionIs there any any negative environmental impact created by the corrosion protection techniques used for these two products?
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05/13/19

A bag contains one tile for each letter of the word PANDA.
If you selected a permutation of these letters at random, what is the probability that they would spell the word panda? Hint: Note that there is a repeated letter.
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05/13/19

At the movies, 60% of the moviegoers bought a soda. 45% of the moviegoers bought popcorn and soda. What is the probability that a person will buy popcorn if they have already decided to buy soda?
answer choices:3/49/203/5027/100
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05/10/19

Quiksilver, Inc., the makers of the Quiksilver and Roxy clothing lines, has had steadily increasing profits over the past several years. The profits for Quiksilver, Inc. are given in the chart.
A bar chart with 5 bars of unequal heights is titled "Gross Profits for Quicksilver, Inc." The horizontal axis is labeled "Year." The vertical axis is labeled "Gross profit (millions of dollars)"... more
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05/06/19

Math Question I Need Help with TODAY 5.6 Question 6!!

The accompanying data represent the percentages of teenagers in various countries that have used certain drugs. Complete parts​ (a) through​ (c) below. Country A B C D E F G H I J K Drug​ 1,... more
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04/29/19

Trigonometry.....Help!
What is the total number of solutions for the equation 3sin2x+sinx=2 in the interval 0°≤x<360°?a)1b)2c)3d)4
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04/29/19

You own a spaceship that can travel up to 25 m/s. Are you able to use it to escape from a spherical astroid that has a mass of 3.5 x 10^16 kg, and a radius of 8.8 km?
You own a spaceship that can travel up to 25 m/s. Are you able to use it to escape from a spherical astroid that has a mass of 3.5 x 10^16 kg, and a radius of 8.8 km?How do I solve this, and what... more
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