All Questions

262

Please help! Thanks!

Hi I have some questions I hope they can be answered!
1) Assume that f(3) = 4 and f is invertible. Name a point that must be on the graph of y = f^{-1}(x). 2)

2) What is the range of f(x) = -\frac12\sqrt{-x^2 + 6x + 7}? 3) read more ..

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Guest Sep 12, 2022

309

+218

Basic Geometry and Angles

HI. This question is confusing me. We need to fine the measurements for m.

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MathyGoo13 Sep 12, 2022

Sep 11, 2022

220

math question

i do not understand any of notation exponetielle

Guest Sep 11, 2022

246

Trigonometry

In the triangle ABC, the lengths of three sides opposite to angles A, B, and C are denoted by a, b and c respectively. If
ab cos C + bc cos A + ca cos B = c^2,
what is the area of ABC?

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Guest Sep 11, 2022

262

Functions and Trigonometry

For a positive number k, the smallest positive period of the function f(x) = cos(kx) is 6. Find the value of f(2022).

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Guest Sep 11, 2022

261

I can't solve Help me Plz due in 2 hours

2*5^-1+8*11^-1(mod 56)

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Guest Sep 11, 2022

282

Re: The answer was given differently

(2!/(2-2)!*2!)*.5^2*(1-.5)^0(2!/(2-2)!*2!)*.5^2*(1-.5)^0

read more ..

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Guest Sep 11, 2022

304

+99

pls help me

When a polynomial is divided by the remainder is . When is divided by the remainder is Find the remainder when is divided by

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WorldEndSymphony Sep 11, 2022

252

alg 2

Define g(x) as follows:
Let f(x) = g(x+1) - g(x-1). Compute f(1/2) + f(-1/2).

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Guest Sep 11, 2022

249

function

If f(x) = 3x - 7, then what is f^-1(f^-1(-1))?

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Guest Sep 11, 2022

253

HELP

In triangle ABC, AB = AC. Let D be a point on side AC such that AD = BD. If ∠DBC = 66◦ , then find ∠BAC, in degrees.

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Guest Sep 11, 2022

Sep 10, 2022

287

i dont understand this

What is the value of b+c if x^2+bx+c>0 only when x\in (-\infty, -2)\cup(3,\infty)?

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Guest Sep 10, 2022

257

HALP FAST PLZ!

What is the sum of the coordinates of the midpoint of the segment with endpoints (8,5) and (2,-1)?

Any help is appreciated!

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Guest Sep 10, 2022

318

im stuck. someone plz help

The sum of the product and the sum of two positive integers is 39. Find the largest possible value of the product of their sum and their product.

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Guest Sep 10, 2022

251

Palindromes

Find all four-digit palindromes that are divisible by 13.

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Guest Sep 10, 2022

252

help algebra

In November's Math Meet, the Little Monsters of Beast Academy solved 1/3 of the problems. In March's Math Meet, they solved 2/7 of the problems. (There might be different numbers of problems asked in November and March.)
In total, the Little Monsters read more ..

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Guest Sep 10, 2022

207

Algebra

Find all real values of x such that
(x^2 + 2x + 5 - x - 4)(3x^2 - x - 4 + 2x + 8) >= 0

Guest Sep 10, 2022

218

Algebra

For a real number r, let s(r) denote the set of real numbers that can be expressed in the form
a1 r + a2 r^2 + a3 r^3 + ...
with an infinite number of terms, where ai in {0,1}
(a) Show that 1/2 an element in S(1/4)
(b) Show that 1/5 read more ..

Guest Sep 10, 2022

261

Algebra

Find the ordered quintuplet (a,b,c,d,e) that satisfies the system of equations
a + 2b + 3c + 4d + 5e = 41
2a + 3b + 4c + 5d + e = 57
3a + 4b + 5c + d + 2e = 34 read more ..

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Guest Sep 10, 2022

336

Math

Eli conducted a scientific experiment. For a certain time, the temperature of a compound rose \frac{5}{6} 6 5 of a degree in \frac{1}{20} 20 1 of an hour. What was the rate, in degrees per hour, that the temperature of the compound rose? On the double read more ..

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Guest Sep 10, 2022

253

Probability

Dogs in the GoodDog Obedience School win a blue ribbon for learning how to sit, a green ribbon for learning how to roll over, and a white ribbon for learning how to stay. There are $100$ dogs in the school. $\bullet$ $62$ have blue ribbons, $55$ have green read more ..

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Guest Sep 10, 2022

Sep 9, 2022

293

+99

please help!

Let and be complex numbers such that and Find the smallest possible value of

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WorldEndSymphony Sep 9, 2022

289

Help Solve Please

Suppose f ( x ) = − 9 x + 5 , while a = − 8 and b = 6. Compute the following:

A.) f ( a ) + f ( b ) =
read more ..

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Guest Sep 9, 2022

265

help me solve this

what is a fraction that has a quotient 3 1/5

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Guest Sep 9, 2022

All Questions ⁺⁰237827 Questions

Please help! Thanks!

Basic Geometry and Angles

math question

Trigonometry

Functions and Trigonometry

I can't solve Help me Plz due in 2 hours

Re: The answer was given differently

pls help me

alg 2

function

HELP

i dont understand this

HALP FAST PLZ!

im stuck. someone plz help

Palindromes

help algebra

Algebra

Algebra

Algebra

Math

Probability

please help!

Help Solve Please

help me solve this

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