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All Questions
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229750 Questions
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160
1
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)
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Guest
Sep 12, 2022
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209
3
+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
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126
0
math question
i do not understand any of notation exponetielle
Guest
Sep 11, 2022
0
148
1
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
0
156
1
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
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162
1
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
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175
1
Re: The answer was given differently
(2!/(2-2)!*2!)*.5^2*(1-.5)^0(2!/(2-2)!*2!)*.5^2*(1-.5)^0
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Guest
Sep 11, 2022
0
194
1
+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
0
153
1
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
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150
1
function
If f(x) = 3x - 7, then what is f^-1(f^-1(-1))?
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Guest
Sep 11, 2022
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145
1
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
0
185
3
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
0
158
1
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
0
201
2
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
0
150
1
Palindromes
Find all four-digit palindromes that are divisible by 13.
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Guest
Sep 10, 2022
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173
1
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
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Guest
Sep 10, 2022
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119
0
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
0
115
0
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
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Guest
Sep 10, 2022
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169
1
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
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Guest
Sep 10, 2022
0
236
1
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
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Guest
Sep 10, 2022
0
157
1
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
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Guest
Sep 10, 2022
Sep 9, 2022
0
184
2
+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
0
184
1
Help Solve Please
Suppose f ( x ) = − 9 x + 5 , while a = − 8 and b = 6. Compute the following:
A.) f ( a ) + f ( b ) =
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Guest
Sep 9, 2022
0
150
2
help me solve this
what is a fraction that has a quotient 3 1/5
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Guest
Sep 9, 2022
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