All Questions

-1

609

+980

He;lp?

Let f(x)=3x^4-7x^3+2x^2-bx+1. For what value of b is f(1)=1

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qwertyzz Mar 21, 2020

590

1+1=2 so Do you have a Book/Movie/Video Game COVID-19 List

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Guest Mar 21, 2020

1041

help

Jeremiah has $2.10 worth of nickels and dimes. He has a total of 30 nickels and dimes altogether. Determine the number of nickels, x, and the number of dimes, y, that Jeremiah has.

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Guest Mar 21, 2020

606

I need help on these...

1. The solutions to x^2 + 5x + 3 = 0 are p and q, and the solutions to x^2 + bx + c = 0 are p^2 and q^2. Find b + c.

2. Let a and b be the solutions to 7x^2 + x - 5 = 0. Compute (a - 4)(b - 4). read more ..

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Guest Mar 21, 2020

814

2 questions

1)Suppose f is a quadratic function defined by f(x) = ax^2 + bx + c for some numbers a,b,and c. If g(x) = x - 2 and f(g(x)) = 2x^2 - 5x + 19 for all values of x, what is the value of a + b + c?

2)If a and b are read more ..

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HyperBear Mar 21, 2020

-1

575

+980

help please

If f(x) = 2x^5 - x^4 + x^2 - 3, and g(x) is a polynomial such that the degree of f(x) + g(x) is 3, then what is the degree of g(x)?

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qwertyzz Mar 21, 2020

985

+63

Please help quick!!!

Find the largest integer value of n such that n^2-9n+18 is negative.

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smallbrain Mar 21, 2020

695

+63

Please help !

For how many positive integers x is 100<=x^2<=200

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smallbrain Mar 21, 2020

528

Halp plss

1. Solve the inequality -4(x+4)>x+7 Give your answer as an interval.

2. Solve the inequality 2x - 5 -x +12 Give your answer as an interval.

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Guest Mar 21, 2020

525

HelPP

Find B-A if the graph of Ax+By = 3 passes through (-7,2) and is parallel to the graph of X+3Y=-5

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Guest Mar 21, 2020

590

Help

Let line l1 be the graph of 3x+4y=-14. Line l2 is perpendicular to line l1 and passes through the point (-5,7). If line l2 is the graph of the equation y=mx+b, then find m+b.

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Guest Mar 21, 2020

446

Please help

Consider the line through points A = (1, 1, 2) and B = (2, 3, 4), and let P be the foot of the perpendicular from Q = (3, -7, -1) to this line, as in the picture below:
read more ..

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Guest Mar 21, 2020

660

+980

help?

Find the constant coefficient when the polynomial 3(x - 4) + 2(x^2 - x + 7) - 5(x - 1) is simplified.

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qwertyzz Mar 21, 2020

690

What have you been doing during the coronavirus?

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Guest Mar 21, 2020

771

+537

Geometric Probability Help!

Larry chooses a unit square at random inside a 4x4 square, whose sides are parallel to the 4x4 square. Laura also chooses a unit square at random, whose sides parallel to the 4x4 square. Find the probability that Larry's and Laura's square intersect. read more ..

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MathCuber Mar 21, 2020

832

help

A box contains 3 plain pencils and 9 plain pens. A second box contains 7 color pencils and 3 crayons. One item from the box is chosen at random. What is the probability that a plain pencil from the first box and a color pencil from the second box are selected? read more ..

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Guest Mar 21, 2020

1153

Geometry Problem

Hi can someone help me with this problenm?
In triangle PQR, P= Q+R. Of all three exterior angles of triangle what is the least exterior angle, in degrees?

Thanks! read more ..

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Guest Mar 21, 2020

692

+980

Please help

Find g(x), with terms in order of decreasing degree, if we have that

jfan17 ●●●●

qwertyzz Mar 21, 2020

698

+980

It seemed like this question got skipped over and I really need help with it.

https://web2.0calc.com/questions/please-solve-by-morning

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qwertyzz Mar 21, 2020

604

Functions help

If $f(x) = x^3 - 6x^2 + 3x - 4$, $g(x) = x^3 + 5x^2 + 9x - 2$, then find the constant term of $f(g(x))$.

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Guest Mar 21, 2020

-10

1286

+118724

I can't find the question, where did it go :(

I have been working on

cos(14x)+cos(12x)
read more ..

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Melody Mar 21, 2020

2007

Help Please!

Not sure how to proceed. Maybe unit circle trig?:
A line in the coordinate plane has a slope of 4 and a distance of 1 unit from the origin. Find the area of the triangle determined by the line and the coordinate axes.

Thanks read more ..

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Guest Mar 21, 2020

All Questions ⁺⁰237665 Questions

He;lp?

1+1=2 so Do you have a Book/Movie/Video Game COVID-19 List

help

I need help on these...

2 questions

help please

Please help quick!!!

Please help !

Halp plss

HelPP

Help

Please help

help?

What have you been doing during the coronavirus?

Geometric Probability Help!

help

Geometry Problem

Please help

It seemed like this question got skipped over and I really need help with it.

Functions help

I can't find the question, where did it go :(

Help Please!

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