06/11/18

what is the substitution method of 3x-10y=31

what is the answer

What's the answer to the nth term of 5,6,7,8,9

mathematics 

An above ground pool hold 5,310 gallons of water in the pool fill a bathtub that holds 45 gallons of water

Ok so do not show how you got it just tell me the answer  

06/11/18

domain of circle

the function a(r)=πr2 gives the area of a circle with radius r. what is the context domain?

06/11/18

counting method

How many 5-letter permutations of the letters of the word manuscript begin with A, end in I and otherwise contain only consonants (with no repetitions of letters)?

Probability of an event that is impossible

What is the probability of an event that is impossible? Suppose that a probability is approximated to be zero based on empirical results. Does this mean that the event is impossible?What is the... more

what number is 62% of 50

can you hel me with is question  

06/10/18

The average of 7 numbers is 42. The last two numbers is 37 and 32. Find the average of the five numbers

Average of 7 numbers = 42 Last 2 numbers 37 and 32

Proving continuity of a differentiable function.

Hi   I have been given a function f:(a,b)→R, which is differentiable on (a,b). How do I use this information to prove that f is also continuous on (a,b)?   Thanks.

Find out the derivative of the following function.

Y=log[{ex.(X-2)3/4}/(X+2)]

06/10/18

Find the first negative term of the series tn=1000-2n

Ex.7.2 in margaret Grove maths in focus hsc book

06/10/18

2 solution at 2xsquare-3x-9=0 please

i need help with this mathemathic question

06/10/18

Subtraction

535 people that are scared and 62 that aren’t scared how many people were in the middle neither scared or not scared

06/09/18

twice the sum of five times a number n and forty

translate into a variable expression. then simplify the expression 

How many 6 digit number combinations will I have using 3,5,7,8? Using 5,7,8 each twice? Thanks

How many different 6 digit number combinations will I have using 3,5,7 and 8. And using each number twice. List them?well. 

A hotel manager found that his gross receipts for the​ day, including a 5​% sales​ tax, were ​$4281.90. Find the amount of sales tax collected. solve

I need help solving this question i am very confused and would appreciate all the help i can get

What is meant by political power?

 american goverment

06/08/18

If the two spinners below are spun, the probability that the numbers will add to less than six?

One spinner has 3 sections Second spinner had 4 sections  The answers are in fractions but I don't undersand why  Help! I am so confused with this question

06/08/18

If I have a 84.8 math average and I just got a 70 than what will my average be once the grade gets put into the grade book.

Because I just took a test and I got a 70 on it and I wanted to know what the average would be now that I had gotten that 70. 

Pascals triangle

Using Pascal's triangle expand (x-2y)^5

06/08/18

what is the 90th term in the sequence 3,7,11,15

 the 50th term is 199 and the 5th term is 19 the 51st term of this is 203

06/08/18

Rewrite the expression and show work

Rewrite the expression (root(6,5))^3. Show work

06/08/18

Find the domain of the function

Find the domain of the function. (Enter your answer using interval notation.)f(x) = x + 4/x^2 − 36   How would I go about solving this?   Thanks

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