All Questions ⁺⁰232716 Questions

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368

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how do you turn something in to a scientific notation

how do you turn something in to a scientific notation

Guest Oct 18, 2016

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550

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logarithms

Using the following formula: pH = - log [H+], where [H+] is the concentration of hydrogen ions in a solution measured in mol dm-3,

a) Calculate the pH of a solution with a hydrogen ion concentration of 2.3 x 10-12 mol dm-3. (You should read more ..

Guest Oct 18, 2016

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303

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why do You not have fractions on your calculator.

why do You not have fractions on your calculator.

Guest Oct 18, 2016

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443

0

can a sequence be defined either explicitly or implicitly? or can it just be defined explicitly?

can a sequence be defined either explicitly or implicitly? or can it just be defined explicitly?

Guest Oct 18, 2016

0

372

1

Help

If it was 9:00 am and my flight leaves at 11:00 am and it takes 1 1/2 hours to get to the airport what time do I have to leave?

Guest Oct 18, 2016

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547

0

can a sequence be defined either explicitly or implicitly? or can it just be defined explicitly?

can a sequence be defined either explicitly or implicitly? or can it just be defined explicitly?

Guest Oct 18, 2016

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779

2

help!

find the sum of every integer from 1 to 1000 that is not a perfect square?

Guest Oct 18, 2016

0

446

5

Suppose a_0 = -1. Write the first 6 terms of the sequence a_n= a_(n-1) +2

Suppose a_0 = -1. Write the first 6 terms of the sequence a_n= a_(n-1) +2

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Guest Oct 18, 2016

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330

0

Standard Form

what is the standard form for 43*105

Guest Oct 18, 2016

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527

1

(2x-1(-7))/(x^3+x^2(-7))

(2x-1(-7))/(x^3+x^2(-7))

Guest Oct 18, 2016

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342

1

help

if the attendance at a football match was 34176it would be reasonable to write down 34200 or 34000 or even 30000

Guest Oct 18, 2016

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511

6

struggling with money questions

how much money must be invested every week at 7% compounded weekly to have $10,000 in 5 years

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Guest Oct 18, 2016

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406

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if the area of a shape and another shape is same the area of one shape is 3x and the other is 250 minus xsquared what is x

if the area of a shape and another shape is same the area of one shape is 3x and the other is 250 minus xsquared what is x

Guest Oct 18, 2016

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488

2

When an infinite series has an no sum, is it the same as saying it has an infinite sum?

When an infinite series has an no sum, is it the same as saying it has an infinite sum?

Guest Oct 18, 2016

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613

2

What is the difference between a subset of integers and a set of consecutive integers?

What is the difference between a subset of integers and a set of consecutive integers?

Guest Oct 18, 2016

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431

1

Multiplication Law 1

2u^6v^4*6u^4v^5

Guest Oct 18, 2016

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565

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math

what is 45+56=?

Guest Oct 18, 2016

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684

1

+4

math

what is 0.6666666666666667 in fraction form?

chibipanda235 Oct 18, 2016

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331

0

How to put in this math formula?

How do I put this formula into a calculator? -log [H+]
The [H+] needs to be 1.0x10(exponent negative 2)

Guest Oct 18, 2016

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