All Questions

837

Factor this expression?

30x^2y - 20x^2y^2 + 10x^3y^2

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Guest Jul 18, 2017

621

need help

Given , and , what is the remainder when is divided by 7?

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Guest Jul 18, 2017

740

Simplify this algebraic expression.

3(2x-3)(2x+3)-(x-4)^2

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Guest Jul 18, 2017

823

dimension

how to find dimension????

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Guest Jul 18, 2017

Jul 17, 2017

805

Simplify this algebraic expression

(3x + 2)^2

hectictar ●

Guest Jul 17, 2017

965

Quadratic formula

What does quadratic formula do?

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Guest Jul 17, 2017

2110

+56

Please Help!!!!!

A bag contains 11 candy bars: three cost 50 cents each, four cost $1 each and four cost $2 each. How many ways can 3 candy bars be selected from the 11 candy bars so that the total cost is more than $4?

Need answer AND Explination read more ..

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Trinityvamp286 Jul 17, 2017

896

Hard Question that I need help with!

What is the sum of all real numbers x that are not in the domain of the function

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Guest Jul 17, 2017

3124

+619

Math quadratics

A square is drawn such that one of its sides coincides with the line $y = 5$, and so that the endpoints of this side lie on the parabola $y = x^2 + 3x + 2$. What is the area of the square?

hectictar ●●●

michaelcai Jul 17, 2017

1072

+56

Help as soon as possible please!!!!!

A new school has exactly 1000 lockers and 1000 students. On the first day of school, the first student enters the school and opens all the lockers. The second student then enters and closes every locker with an even number. The third student will 'reverse' read more ..

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Trinityvamp286 Jul 17, 2017

1519

+56

...

Lark has forgotten her locker combination. It is a sequence of three numbers, each in the range from 1 to 30, inclusive. She knows that the first number is odd, the second number is even, and the third number is a multiple of 3. If the three numbers are read more ..

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Trinityvamp286 Jul 17, 2017

906

+56

Probability

How many two digit prime numbers are there in which both digits are also prime numbers? (For example, 23 is one of these, but 31 is not because 1 is not a prime number)

Need answer AND explination as soon as possible please!!!! Thank read more ..

Alan ●

Trinityvamp286 Jul 17, 2017

765

Help please!

What is the smallest integer value of c such that the function has a domain of all real numbers?

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Guest Jul 17, 2017

865

Find the missing factor. write your answer in exponential form. 8^-9=8^-6 +?

Find the missing factor. write your answer in exponential form. 8^-9=8^-6 =?

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Guest Jul 17, 2017

1052

+619

Find the product of all positive integer values of c such that has two real roots.

Alan ●

michaelcai Jul 17, 2017

758

Domain and Range Question.

Hi all, here is a problem I need help with!

There are three real numbers x that are not in the domain of this image: read more ..

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Guest Jul 17, 2017

777

Hi!! Help with some algebra!

If f(0)=0, f(1)=2, f(2)=5 and f(x)=ax^2+bx+c, what is the value of f(3)?
Thank you!!!

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Guest Jul 17, 2017

800

math question

1^1+2^2+3^3 etc. Until 50^50 = what

Alan ●

Guest Jul 17, 2017

992

Manufacturer

A manufacturer found that 300 of 50,000 units produced are defective. What percent of the units are defective?

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Guest Jul 17, 2017

740

Math

What number is one fourth as large as 240?

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Guest Jul 17, 2017

920

+27

Im fatigued, someone help! Working with power.

Doing this one question for an hour now. See no hope. While im at it, can someone see if they can solve this?

The first three terms in the expansion of (1+kX)^n are 1 -4X + (15/2)X^2. Find k and n.
First term: 1 read more ..

Alan ●

DeadRight Jul 17, 2017

1210

+619

Quadratic Equation Help

If the parabola and the line intersect at only one point, what is the value of b?

Alan ●●●●●●

michaelcai Jul 17, 2017

All Questions ⁺⁰237641 Questions

Factor this expression?

need help

Simplify this algebraic expression.

dimension

Simplify this algebraic expression

Quadratic formula

Please Help!!!!!

Hard Question that I need help with!

Math quadratics

Help as soon as possible please!!!!!

...

Probability

Help please!

Find the missing factor. write your answer in exponential form. 8^-9=8^-6 +?

Find the product of all positive integer values of c such that has two real roots.

Domain and Range Question.

Hi!! Help with some algebra!

math question

Manufacturer

Math

Im fatigued, someone help! Working with power.

Quadratic Equation Help

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