All Questions

712

number theory

How many ways are there to fill in the tens digit and hundreds digit of 1 _ _ 4 so that it is divisible by 7?

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Guest Nov 29, 2020

526

help me

Rick is thinking of a positive factor of and Steve is thinking of a positive factor of . If Rick and Steve are thinking of the same number, how many possible numbers could they be thinking of?

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Guest Nov 29, 2020

Nov 28, 2020

1144

help

Subtract from 0.02 and express the result as a fraction.

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Guest Nov 28, 2020

-1

685

+2498

Are these equal?

Trying to find out if these are equal, I don't know how to open the brackets.

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Solveit Nov 28, 2020

589

digit

Which digit should replace A in the units place of the number 987,654,32A so that the number is divisible by 7?

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Guest Nov 28, 2020

745

Help me ples

Suppose 6 wallops = 5 ballops. Also suppose 3 ballops = 11 fallops. How many wallops are equivalent to 110 fallops?

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Guest Nov 28, 2020

272

terminating decimal

If k = frac{1}{1+2x}, where x is an integer greater than 1 and k can be represented as a terminating decimal, find the sum of all possible values of k.

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Guest Nov 28, 2020

326

base 8

A certain integer has 4 digits when written in base 8. The same integer has d digits when written in base 3. What is the sum of all possible values of d?

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Guest Nov 28, 2020

614

\p, q, r and s are different prime numbers less than 20

If p, q, r and s are different prime numbers less than 20, what is the greatest possible value of (p+q)/(r+s)?

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Guest Nov 28, 2020

544

+296

What is the perimeter of ABC?

In right △ABC, the right angle is at C, m∠A=30degrees, and AC=7√2 units.

What is the perimeter of △ABC?
read more ..

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lovesosa12 Nov 28, 2020

485

The largest integer value of x

The largest integer value of x such that 6^x divides exactly into 100! is?

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Guest Nov 28, 2020

518

+296

What is the sum of the series represented by?

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lovesosa12 Nov 28, 2020

563

+365

Please Help Thanks

Question 1.
There are numbers a and b for which
for every number . Find b.
read more ..

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imdumb Nov 28, 2020

614

+296

What is the limit of the infinite series?

Options-
a. 0
b. 0.2
c. 5 read more ..

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lovesosa12 Nov 28, 2020

628

+296

How is the sum expressed in sigma notation?

22 + 27 + 32 + 37 + 42 + 47

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lovesosa12 Nov 28, 2020

643

+296

What is the sum of the first six terms of the series?

48−12+3−0.75+...

please enter the final answer as a simplified fraction. thank you

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lovesosa12 Nov 28, 2020

419

Find an integer x

Find an integer x such that 0 <= x < 527 and x^37 = 490 (mod 527).

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Guest Nov 28, 2020

451

554_b is the base b representation

If 554_b is the base b representation of the product of 34_b and 15_b, then find b.

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Guest Nov 28, 2020

371

triangle

The lengths of two sides of a triangle are 33 units and 42 units. The third side also has an integral length. What is the greatest possible number of units in the perimeter of the triangle?

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Guest Nov 28, 2020

401

Please help!! Thanks

There are four points that are 5 units from the line y=13 and 13 units from the point (7,13). What is the sum of the x and y and coordinates of all four of these points?

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MoonWolfie Nov 28, 2020

418

altitudes

How many units are in the sum of the lengths of the three altitudes in a triangle with sides 5, 12, and 13?

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Guest Nov 28, 2020

442

+365

Please help Thanks

Let p(x) be defined on such that
where y is the greatest prime factor of Express the range of p in interval notation.

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imdumb Nov 28, 2020

1763

Please help quickly! Thanks.

1. What is the units digit of the integer value of ?

2. A restaurant mixes 2 gallons of milk containing 1% fat and 3 gallons of milk containing 2% fat. What is the percent of fat in the mixture? Express your answer to the read more ..

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Guest Nov 28, 2020

456

+296

Use the binomial theorem to answer this question for (2𝑥^5−1/9𝑦^4)^5

(2𝑥5−1/9𝑦4)5

a. Show the summation notation equation (with the correct value plugged in for n) used to express the expansion.
read more ..

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lovesosa12 Nov 28, 2020

421

+296

Consider the infinite series

a. What is the value of r from the ratio test

b. What does this r value tell you about the series read more ..

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lovesosa12 Nov 28, 2020

All Questions ⁺⁰230633 Questions

number theory

help me

help

Are these equal?

digit

Help me ples

terminating decimal

base 8

\p, q, r and s are different prime numbers less than 20

What is the perimeter of ABC?

The largest integer value of x

What is the sum of the series represented by?

Please Help Thanks

What is the limit of the infinite series?

How is the sum expressed in sigma notation?

What is the sum of the first six terms of the series?

Find an integer x

554_b is the base b representation

triangle

Please help!! Thanks

altitudes

Please help Thanks

Please help quickly! Thanks.

Use the binomial theorem to answer this question for (2𝑥^5−1/9𝑦^4)^5

Consider the infinite series

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