All Questions ⁺⁰230615 Questions

+1

395

3

halp

what is pi squared

Guest May 5, 2021

+1

506

9

Asap please math

Kai and Jordan had 300 marbles altogether. Kai gave away 25% fewer marbles than Jordan. Jordan was left with 50% as many as the number of marbles he gave away. Kai had 75% of the total number of marbles the boy left in the end. How many marbles read more ..

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Guest May 5, 2021

+1

471

1

solve this or you are no help

Cooper weighs 20 pounds. When he is an adult dog, he will weigh about 315% as much as his current weight. How much will Cooper weigh as an adult dog. Show each step of your solution.

Guest May 5, 2021

+1

371

0

The ages of members of a bowling league are normally distributed with a mean of 43 years and a standard deviation of 4 years.

The ages of members of a bowling league are normally distributed with a mean of 43 years and a standard deviation of 4 years.
There are 200 members in the league.
About how many members are expected to be between 35 years old and 51 years read more ..

Guest May 5, 2021

+2

413

1

coordinates

Find the equation of the line with slope 3/7 and that passes through the point (-14,0) Write your answer in the form y = mx + b

Guest May 5, 2021

+1

223

0

asap plz

https://web2.0calc.com/questions/easy-math

Guest May 5, 2021

0

461

1

math

The figure below shows a rectangular parking lot.
64m
86m
<read more ..

Guest May 5, 2021

0

340

1

geometry

In the diagram, K, O and M are the centers of the three semi-circles. OC = 32 and CB = 38,
What is the area of the semi-circle with center k?

read more ..

Guest May 5, 2021

-2

481

2

geometry

In the diagram,angle U = 30, arc XY is 170, and arc VW is 130. Find arc WY, in degrees.

Guest May 5, 2021

0

656

3

There are real numbers $A$ and $B$ such that \[\frac{5x-16}{x^2-7x+10}=\frac{A}{x-2}+\frac{B}{x-5}.\]Find $A+B$.

Guest May 5, 2021

0

332

0

help

A person invests 3500 dollars in a bank. The bank pays 5% interest compounded semi-annually. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 8900 dollars?

Guest May 5, 2021

+1

443

2

+501

inverse function

Let $f(x)=3x+4$ and $g(x)=2x-3$. If $h(x)=f(g(x))$, then what is the inverse of $h(x)$?

ellapow May 5, 2021

0

314

1

tangents

Quadrilateral is an isosceles trapezoid, with bases and A circle is inscribed in the trapezoid, as shown below. (In other words, the circle is tangent to all the sides of the trapezoid.) The length of base is and read more ..

Guest May 5, 2021

0

383

2

Algebra

Find all real numbers x that satisfy the equation |x + 4| + |x - 6| = |2x - 1|.

Guest May 5, 2021

0

478

3

+184

Function Composition

Given that $f(x) = x^{-1} + \frac{x^{-1}}{1+x^{-1}}$, what is $f(f(-2))$? Express your answer as a common fraction.

emmy18 May 5, 2021

0

279

0

Counting Methods

I need help on this question asap please and thank you:)

A license plate in Canada consists of 4 numbers then 3 letters. Letters are chosen from a list of 23 acceptable letters that may be repeated. Roger wants the four digits to read more ..

Guest May 5, 2021

0

334

1

quadratic

Let a be a real number for which there exists a unique value of b such that the quadratic equation x^2 + 2bx + (a - 2b) = 0 has one real solution. Find a.

Guest May 5, 2021

0

351

1

Help please, it's very urgent

variables a, b, and c, are positive real numbers. Prove that:

sqrt(a^2-ab+b^2) + sqrt(a^2-ac+c^2) is greater than or equal to sqrt(b^2+bc+c^2)
read more ..

Guest May 5, 2021

0

349

1

halp2

Suppose $f$ is a polynomial such that $f(0) = 47$, $f(1) = 32$, $f(2) = -13$, and $f(3)=16$. What is the sum of the coefficients of $f$?

Guest May 5, 2021

0

343

1

Math ASAP plz?

https://web2.0calc.com/questions/fractions_19025

Guest May 5, 2021

0

412

7

+5

halp

Suppose is a polynomial such that , , , and . What is the sum of the coefficients of ?

also
read more ..

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JErps May 5, 2021

May 4, 2021

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