All Questions ⁺⁰230954 Questions

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534

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+23

Help geo

How many values of $x$ with $0^\circ \le x < 360^\circ$ satisfy $\sin x = -0.73$?

ElectricPavlov ●

ryan1207 Jun 3, 2021

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203

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Function problem

Let f be defined by
f(x) = 2 - 2x if x <= 1
f(x) = 2x - 2x^2 if x > 1
read more ..

Guest Jun 3, 2021

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336

1

Polynomials

Suppose that P(x) is a polynomial with rational coefficients that has a root at x = 8 + sqrt(3). Find another root of P(x).

Guest Jun 3, 2021

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405

3

Help algebra

The square root of 2x is greater than 3 and less than 40. How many integer values of x satisfy this condition?

Guest Jun 3, 2021

0

392

1

+47

help pls

John applies to four colleges, all of which decide admission through random lotteries. The probability of admission to each college is 1/7, 1/8, 1/9, 1/10. If the student applies to all four of these colleges, what is the probability that he is admitted read more ..

chillycheesechicken Jun 3, 2021

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367

1

Function problem

The function f(n) satisfies f(1) = 1 and f(2n + 1) = f(n) + 2 for n >= 0. Find f(15).

Guest Jun 3, 2021

0

467

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+47

title

1. Of 35 students in my class, 11 do karate, 11 play piano, and 20 do tennis. 4 students play piano and do tennis, 3 students do karate and play piano, 5 students do tennis and practice karate, and 3 student do none of these. How many students do all 3? read more ..

chillycheesechicken Jun 3, 2021

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357

1

Help with algebra

Find the positive difference between the solutions to the equation 6t^2 + 30 = 47t.

Guest Jun 3, 2021

-1

434

2

+14

HELP ASAP

The combination locks at a school have the numbers from 0 to 39 (inclusive). A locker combination consists of three different numbers, where the order matters. Because of the way the locks are manufactures, all three numbers are even or all three numbers read more ..

thanksforthehelp Jun 3, 2021

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428

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+47

pls help

How many ways can you rearrange the letter in INFINITY?

chillycheesechicken Jun 3, 2021

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399

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+14

Title

How many multiples of 9 are between 100,000 and 100,185?

thanksforthehelp Jun 3, 2021

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374

1

system

Real numbers x and y satisfy
x + xy = 250y
x - xy = -240y
read more ..

Guest Jun 3, 2021

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290

1

Help with polynomial

Consider the polynomials f(x)=1-12x+3x^2-4x^3+6x^4 and g(x)=3-2x-6x^3+9x^4.

Find c such that the polynomial f(x) + cg(x) has degree 3.

Guest Jun 3, 2021

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256

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Pls help

In PQR , we have PQ= QR =34 and PR=38 . Find the length of median QM .

Guest Jun 3, 2021

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282

1

I know this might sound easy but whats 60/250 in a persentage

I know this might sound easy but whats 60/250 in a persentage

Guest Jun 3, 2021

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228

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Triangle question

Altitudes AD and BE of triangle ABC intersect at H. If BAC = 54 and ABC = 56, then what is angle AHB?

Guest Jun 3, 2021

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385

2

Geometry help

I don't know how to do this.

Guest Jun 3, 2021

Jun 2, 2021

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325

1

Geometry Question

can somebody find the area of this

Guest Jun 2, 2021

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299

1

pls help

A line goes through (2, 3) and (−8,−2). The line has an x-intercept of P and a y-intercept of Q. Find the area of OPQ.

- I don't know where o is and I need help solving this problem

Guest Jun 2, 2021

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337

1

This is a fun question!

I have 8 pieces of strawberry candy (all identical) and 7 pieces of rhubarb candy (all identical). Find the number of ways I can distribute this candy to 5 children.

Guest Jun 2, 2021

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269

1

Please help!

Monic quadratic polynomials P(x) and Q(x) have the property that P(Q(x)) has zeros at x=-23, -21, -17, and -15, and Q(P(x)) has zeros at -59, -57, -51, and -49. What is the sum of the minimum values of P(x) and Q(x)?

Guest Jun 2, 2021

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215

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Help math

A sequence is formed by adding 2 to the triple of the previous term. If the first term is 1, how many multiples of 5 less than 10,000 would be terms of the sequence?

Guest Jun 2, 2021

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260

1

Range question

Find the set of values a for which the range of the function
f(x) = (x^2 + a)/(x + 7)
is the set of all real numbers.

Guest Jun 2, 2021

0

271

1

angle bisector

The sides of triangle CAB are in the ratio of 2:3:4. Segment BD is the angle bisector drawn to the shortest side, dividing it into segments AD and DC. What is the length, in inches, of the longer subsegment of side AC if the length of read more ..

Guest Jun 2, 2021

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549

5

Can I please have help?

In the diagram, , minor arc is , and minor arc is . Find arc in degrees.

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Guest Jun 2, 2021

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