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929

1

Noelle used the quadratic formula to solve x^2+10x+16=0. What did Delilah notice that enabled her to solve

Noelle used the quadratic formula to solve x^2+10x+16=0. Delilah solved it without the quadratic formula. What did Delilah notice that enabled her to solve this equation without using the quadratic formula?

Alan ●

Guest Aug 12, 2017

0

1442

2

In terms of b, what is the solution to the quadratic equation x^2+by-4=0?

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Guest Aug 12, 2017

0

1102

1

Create an equation that has the three solutions x=2,4, and 5.

gibsonj338 ●

Guest Aug 12, 2017

0

844

1

square root

square root of 289

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Guest Aug 12, 2017

0

3959

4

+168

A triangle can be formed having side lengths 4, 5, and 8. It is impossible, however, to construct a triangle with side lengths 4, 5, an

A triangle can be formed having side lengths 4, 5, and 8. It is impossible, however, to construct a triangle with side lengths 4, 5, and 10. Using the side lengths 2, 3, 5, 7, and 11, how many different read more ..

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AdminMod2 Aug 12, 2017

+1

2443

2

Help

Dr. Zaius invests $10,000 in a CD with an annual interest rate of 4% that compounds semi-annually (twice a year). After six months, he rolls over the CD into another CD with an annual interest rate of 5% that also compounds semi-annually. After six months read more ..

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Guest Aug 12, 2017

+8

833

1

+753

Help with interest!

Four years ago you invested some money at 10% interest. You now have $439.23 in the account. If the interest was compounded yearly, how much did you invest 4 years ago?

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MIRB16 Aug 12, 2017

0

882

2

Simple equation for tangent

What is the exact equation to get the output number from the ONE input number in the tan operation? I am searching the internet to find it, and I even tried searching the code of calculators to get the equation, but I failed to obtain the formula that read more ..

off-topic

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Guest Aug 12, 2017

0

926

1

What is x in the equation 16^16+16^16+16^16+16^16=2^x.

Alan ●

Guest Aug 12, 2017

0

1073

3

If f(x)=x^3-7x+5x-9, what is the remainder when f(x) 8is divided by (x+4)?

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Guest Aug 12, 2017

0

1509

1

Help maths how do dis?

Here's a crappy picture of the diagram: http://imgur.com/a/gexDf
A piston is operated by rod [AP] attached to a flywheel of radius 1 m. AP = 2m. P has coordinates of (cos t, sin t) and point A is (-x, 0)
a. Show that x = Root(4 - sin2 t) read more ..

Alan ●

Guest Aug 12, 2017

0

738

1

Percentages!!!!!

Please HELPP!!!!!

41% of x = 1927
&read more ..

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Guest Aug 12, 2017

0

778

1

Help

70 x(39.5)^0.75

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Guest Aug 12, 2017

0

1092

1

function

Consider the rational function p=(5,125,000V2−449,000V+19307)/(125V2(1,000V−43))p=(5,125,000V2−449,000V+19307)/(125V2(1,000V−43)), what value of p is the horizontal asymptote of the function?

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Guest Aug 12, 2017

0

967

2

chemistry i algebra review 1

a=cb a=4.3 b=12.1 c=?

hectictar ●●

Guest Aug 12, 2017

0

3790

4

Please help, polar coordinates

Determine two pairs of polar coordinates for the point (2, -2) with 0° ≤ θ < 360°. I don't understand how to do this, I'm lost, can someone please explain this?

gibsonj338 ●●●●

Guest Aug 12, 2017

0

805

1

idk

what is x to the fourth

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Guest Aug 12, 2017

0

762

1

have a test on ratios help

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Guest Aug 11, 2017

0

1099

1

+168

Triangle

For how many positive integers $p$ does there exist a triangle with sides of length 3p-1, 3p, and p^2 + 1?

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AdminMod2 Aug 11, 2017

0

840

1

+168

Triangle Inequality

In a triangle with side lengths 5, 6 and x, what is the sum of all possible integral values of x?

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AdminMod2 Aug 11, 2017

0

732

1

pls help me out

the coefficient of x in (x-4/x)^7

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Guest Aug 11, 2017

+2

1150

1

+619

Quadratic Optimization

The smallest distance between the origin and a point on the parabola $y=x^2-5$ can be expressed as $\sqrt{a}/b$, where $a$ is not divisible by the square of any prime. Find $a+b$.

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michaelcai Aug 11, 2017

0

794

2

Exam in three days. Help please.

457=(5,75*U+6.75*2,9)30 U=-0.76 How?

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Guest Aug 11, 2017

0

985

5

What is the formula for this series?

x+x^2+x^3+...x^n

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Guest Aug 11, 2017

0

1717

6

How do dis?

Find the equation of the normal to y = 1/sin(2x) at the point where x = pi/4

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Guest Aug 11, 2017

All Questions ⁺⁰237641 Questions

Noelle used the quadratic formula to solve x^2+10x+16=0. What did Delilah notice that enabled her to solve

In terms of b, what is the solution to the quadratic equation x^2+by-4=0?

Create an equation that has the three solutions x=2,4, and 5.

square root

A triangle can be formed having side lengths 4, 5, and 8. It is impossible, however, to construct a triangle with side lengths 4, 5, an

Help

Help with interest!

Simple equation for tangent

What is x in the equation 16^16+16^16+16^16+16^16=2^x.

If f(x)=x^3-7x+5x-9, what is the remainder when f(x) 8is divided by (x+4)?

Help maths how do dis?

Percentages!!!!!

Help

function

chemistry i algebra review 1

Please help, polar coordinates

idk

have a test on ratios help

Triangle

Triangle Inequality

pls help me out

Quadratic Optimization

Exam in three days. Help please.

What is the formula for this series?

How do dis?

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