All Questions

0

601

1

let k be the constant .If a and b are the roots of the equation x^2+4x-k=0 , then 4a-b^2=

CPhill ●

Guest Feb 12, 2015

0

689

1

There are approximately (3.2)(10^18) atoms in 1 mg of lead. How many atoms are there in a kilogram of lead?

Melody ●

Guest Feb 12, 2015

0

1089

1

if log3=a and log4=b, express log72 in terms of a and b

Melody ●

Guest Feb 12, 2015

0

841

1

3x2-13x-30=0

CPhill ●

Guest Feb 12, 2015

0

867

1

the H.C.F

Find the H.C.F of(x2+y2)(x2+2xy+y2),(x2-y2)3 and (x6-y6)

Melody ●

Guest Feb 12, 2015

0

704

0

How do I calculate standard deviation

This is my homework question:
A car manufacturer is concerned about poor customer satisfaction at one of its dealerships. The management decides to evaluate the satisfaction surveys of its next 62 customers. The dealer will be fined if read more ..

math statistics

Guest Feb 12, 2015

+3

600

2

What is 1/3 + 1/5?

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Guest Feb 12, 2015

0

488

0

when i put in 1 + ERROR it gives me 1ERROR which means that either ERROR is equal to infinity or something. why this? 2+2+error = 4error so

(proof if you look at the full question) when i put in 1 + ERROR it gives me 1ERROR which means that either ERROR is equal to infinity or something. why this? 2+2+error = 4error so like its alternating between being 0 and 1 read more ..

Guest Feb 12, 2015

0

1173

3

How would I make a mixed number into a improper fraction?

ZamariahLovesYuh ●●●

Guest Feb 12, 2015

+8

1

8257

3

+25

3.25% as a decimal

3.25% as a decimal.

Melody ●●●

tmike Feb 12, 2015

+8

723

4

thx a lot , you guys are so helpful

thanl you very much for helping us to solve our maths problems , especially "Melody " ,"CPhill" ,"geno3141" , You guys seem that very good at maths , keep on ! As a anonymous, I will try help the others with their difficulties , let's work tgt!!! read more ..

tmike ●●●●

Guest Feb 12, 2015

0

1391

1

8^t=-6

CPhill ●

Guest Feb 12, 2015

0

517

1

What's the square root of 468.87?

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Guest Feb 12, 2015

0

704

1

The actual area of the park

The scale of the map is 1:20000.On the map,the area of a park is 30cm2.The actual area of the park is ??

CPhill ●

Guest Feb 12, 2015

0

430

1

-1/6t+1=3

Melody ●

Guest Feb 12, 2015

0

899

2

What is -3 to the 25th power?

dogeminer ●●

Guest Feb 12, 2015

0

479

1

find the nth term

0,,,,,......find the nth term of the sequence
A.(-1)n n/(n+4)
B.(-1)n( n-1)/(n+3)
C.(-1)n-1( n-1)/(n+2) read more ..

CPhill ●

Guest Feb 12, 2015

0

655

1

What's 12.4% as a decimal

Mahum ●

Guest Feb 12, 2015

+3

611

1

How do you do an equations that the answer is a equation too? Thanks for your help!

How do you do an equations that the answer is a equation too?

Mahum ●

Guest Feb 12, 2015

0

663

2

Math homework

What is 3 2/3 times 2?

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Guest Feb 12, 2015

0

715

1

How would I solve: 2x-3(5/3 - x/3)=-17

CPhill ●

Guest Feb 12, 2015

0

706

0

what is 110000000000000 in US Dollars?

Guest Feb 12, 2015

All Questions ⁺⁰235535 Questions

let k be the constant .If a and b are the roots of the equation x^2+4x-k=0 , then 4a-b^2=

There are approximately (3.2)(10^18) atoms in 1 mg of lead. How many atoms are there in a kilogram of lead?

if log3=a and log4=b, express log72 in terms of a and b

3x2-13x-30=0

the H.C.F

How do I calculate standard deviation

What is 1/3 + 1/5?

when i put in 1 + ERROR it gives me 1ERROR which means that either ERROR is equal to infinity or something. why this? 2+2+error = 4error so

How would I make a mixed number into a improper fraction?

3.25% as a decimal

thx a lot , you guys are so helpful

8^t=-6

What's the square root of 468.87?

The actual area of the park

-1/6t+1=3

What is -3 to the 25th power?

find the nth term

What's 12.4% as a decimal

How do you do an equations that the answer is a equation too? Thanks for your help!

Math homework

How would I solve: 2x-3(5/3 - x/3)=-17

what is 110000000000000 in US Dollars?

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