12/27/21

question on maths

The gravitational force (F) between two masses is inversely proportional to the square of the distance (d) between them. If F = 4 when d = 5, calculate: ⦁ F when d = 8 ⦁ d when F= 25.
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12/27/21

Number Sequence
please show solution3/7 8/4 5/9 7/11 12/18 ______Answer key shows 9/13 is the next. Choices are 9/13, 15/11, 14/10, 12/9, and 11/15.30 42 74 126 198 ... more
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12/27/21

Use L'Hospital's rule to determine the following limit:
lim(1/x)tanx as x tends to 0+.
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12/26/21

What is the Sequence order

If a sequence has a term of 2 & 6 what follows
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12/26/21

Chemistry and physics

What are the reasons why new wine is not kept in old bottles?
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12/25/21

Algebra missing terms
I don't understand missing terms in polynomials can you explain it simply. X^3-27They have x^2,×Is there an easier way to do this. I use mathway and I can get just about every answer right buy not... more
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12/25/21

How to solve x^3+ax^2+b=0
How to solve x^3+ax^2+b=0
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12/25/21

Counterexample for these words
I need a counterexample for ,there are always more elephants in a zoo than giraffes
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12/23/21

Consumer mathematics : Savings and Investments
Alex deposited a sum of RM10 000 into two different banks which are RMx into CEMB Bank and RMy into MoiBank. CEMB Bank gives a simple interest of 4% per annum and MoiBank gives a simple interest of... more
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12/22/21

Find the equation of a line that is parallel to y=3x+5 that goes through point (4,7).Use parentheses around a fraction in your answer.
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12/22/21

If 77 people attend a concert and tickets for adults cost $2.75 while tickets for children cost $1.5 and total receipts for the concert was $153, how many of each went to the concert?
How many...Adults?Children?
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12/22/21

Mart was renting a boat and want to get the best plan Rental plan A charges a fee of $50 plus $25 per hour Plan B charges a fee of $10 plus $35 per hour Using systems of equations answer the question
When will the plans cost the same amount? Explain how you found your solution.
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12/22/21

The measure of an angle is two times the measure of its complementary angle. What is the measure of each angle?
Help i need to figure this help
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12/22/21

not sure how to write this out
The number N, in millions, of people in the United States ages 65 and older can be estimated by the polynomial equation N = 1.24t + 28.4,where t is the number of years since 2000. source: U.S.... more
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12/22/21

When using substitution to solve this system of equations, what is the result of the first step? x = 6y + 3,x + 2y = 5
A.x + 2y + 6y = 3 + 5B.x + 2 (6y + 3) = 5C.(6y + 3) + 2y = 5D.none of these
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12/22/21

When using substitution to solve this system of equations, what is the result of the first step? x = 6y + 3,x + 2y = 5

A.x + 2y + 6y = 3 + 5B.x + 2 (6y + 3) = 5C.(6y + 3) + 2y = 5D.none of these
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12/21/21

Hot air balloon

A hot air balloon ascending at a constant rate climbed 54 meters in 30 seconds. At this rate, about how many minutes will it take the balloon to climb to an altitude of ½ kilometer?
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12/21/21

NC MATH 3 Question
Question is: Given f(x) = 3x^2-7x+11, find the value of 5f(-3)
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12/21/21

Ana can paint a house in three hours. Ana paints a house for an hour and then Joe joins her. The house gets painted in a total of two hours. How long would it take Joe to paint a house by himself?
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12/21/21

I need help with my math
This is what I have to do for my math. And I need help with it because I am struggling from when I wasn't here. IDK how to take the number and decide which is positive or so. 1/2t+6=-7
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12/21/21

Coffee Distribution
A coffee distributor needs to mix a(n) Terraza coffee blend that normally sells for $11.20 per pound with a Guatemala Antigua coffee blend that normally sells for $14.70 per pound to create 80... more
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12/21/21

Theodore needs to mix a 20% fungicide solution with a 60% fungicide solution to create 200 millileters of a 32% solution. How many millileters of each solution must Theodore use?
Theodore must mix _____ mL of the 20% solution AND _____ mL of the 60% solution
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12/21/21

through (-2,5) slope -4/5
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12/21/21

write $850 flat fee for 31 to 50 guests in y = mx + b form
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12/21/21

Is the given statement is true or false? Justify your answer.
If f is periodic, then f' is periodic.
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